Find the mean proportional of 36 and 100.
60
The mean proportional between two numbers a and b is given by the square root of the product of the two numbers: √(a * b).
Here, a = 36 and b = 100, so the mean proportional is √(36 * 100) = √3600 = 60.
What number must be added to each of the numbers 15, 9 and 5 so that the resulting numbers may be in a continued proportion ?
When x is subtracted from each of 43, 38, 11 and 10, then the numbers so obtained in this order are in proportion. What is the mean proportional between (11x + 3) and (9x - 2) ?
Find the mean proportional between 4 and 900.
If 22, x, 88 are in a continued proportion, find the value of x.
A. 24
B. 33
C. 44
D. 36
The arithmetic mean and geometric mean of two numbers are 7 and 2√10 respectively, then find the numbers.