Geometric Mean Calculator
Find the geometric mean of a set of positive numbers.
The geometric mean is ideal for averaging rates, ratios and growth factors.
The math behind it
Multiply all the values, then take the nth root (n = how many values). Only works for positive numbers.
Worked example
2, 8 → √16 = 4.
FAQ
When to prefer it?
For percentage growth or multiplicative data, where the arithmetic mean overstates the average.