Asked by Antonio
What is the mean proportional between 5 and 21?
It is the square root of 5x21, which is 10.24695...
Note that 10.24695/5 = 21/10.24695.
That is why it is called the proportional mean. The ratios to the higher and lower number are the same
It is the square root of 5x21, which is 10.24695...
Note that 10.24695/5 = 21/10.24695.
That is why it is called the proportional mean. The ratios to the higher and lower number are the same