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Simplify 15:27
The simplified ratio of 15:27 is 5:9. Free ratio calculator with GCD breakdown.
5:9
GCD of 15 and 27 is 3. Simplified: 15/3 : 27/3 = 5:9
How This Was Calculated
Simplification: Divide both terms by their GCD.A:B = (A/GCD) : (B/GCD)
Solving proportions: A/B = C/D — cross-multiply to find the missing value.
Scaling: Multiply both terms by the scale factor.
Quick Reference Table
| Input | Result |
|---|---|
| 15 / 22 | 15:22 |
| 15 / 25 | 3:5 |
| 15 / 26 | 15:26 |
| 15 / 28 | 15:28 |
| 15 / 29 | 15:29 |
| 15 / 32 | 15:32 |
Frequently Asked Questions
What is a ratio?
A ratio compares two quantities by division.
How do I simplify a ratio?
Divide both numbers by their greatest common divisor (GCD).
Can ratios have decimal values?
Yes, but simplified ratios are typically expressed as whole numbers.