Finding the Third Proportional to 20,116.75 and 29,558.75
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Solution
The third proportional to 20,116.75 and 29,558.75 is: 43,432.45
Step by Step Solution
- Step 1: Write the proportion equation
20,116.75 : 29,558.75 = 29,558.75 : x - Step 2: Convert to fraction form
20,116.75/29,558.75 = 29,558.75/x - Step 3: Cross multiply
20,116.75x = 29,558.75 × 29,558.75 - Step 4: Simplify right side
20,116.75x = 873,719,701.56 - Step 5: Solve for x
x = 873,719,701.56/20,116.75 - Step 6: Final answer
x = 43,432.45
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.