Finding the Third Proportional to 20,130.50 and 43,724
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Solution
The third proportional to 20,130.50 and 43,724 is: 94,969.73
Step by Step Solution
- Step 1: Write the proportion equation
20,130.50 : 43,724 = 43,724 : x - Step 2: Convert to fraction form
20,130.50/43,724 = 43,724/x - Step 3: Cross multiply
20,130.50x = 43,724 × 43,724 - Step 4: Simplify right side
20,130.50x = 1,911,788,176 - Step 5: Solve for x
x = 1,911,788,176/20,130.50 - Step 6: Final answer
x = 94,969.73
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.