Ratio Calculator
Simplify ratios, scale them, and solve for a missing term.
How it works
A ratio compares quantities; simplifying divides both by their greatest common divisor. 16:24 becomes 2:3.
Solving proportions relies on cross-multiplication: if a/b = c/x then x = bc/a. That single identity handles scaling recipes, converting map distances, mixing concentrates and reading engineering drawings.