Finding the Third Proportional to 20,138.63 and 27,519.75
Calculator
Solution
The third proportional to 20,138.63 and 27,519.75 is: 37,606.17
Step by Step Solution
- Step 1: Write the proportion equation
20,138.63 : 27,519.75 = 27,519.75 : x - Step 2: Convert to fraction form
20,138.63/27,519.75 = 27,519.75/x - Step 3: Cross multiply
20,138.63x = 27,519.75 × 27,519.75 - Step 4: Simplify right side
20,138.63x = 757,336,640.06 - Step 5: Solve for x
x = 757,336,640.06/20,138.63 - Step 6: Final answer
x = 37,606.17
Related Problems
Find third proportional to 10,069.31 and 13,759.88
Half scale
Find third proportional to 40,277.25 and 55,039.50
Double scale
Find third proportional to 20,141 and 27,522
Similar ratio
Find third proportional to 30,207.94 and 41,279.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.