Finding the Third Proportional to 7,564.13 and 11,821.13
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Solution
The third proportional to 7,564.13 and 11,821.13 is: 18,473.91
Step by Step Solution
- Step 1: Write the proportion equation
7,564.13 : 11,821.13 = 11,821.13 : x - Step 2: Convert to fraction form
7,564.13/11,821.13 = 11,821.13/x - Step 3: Cross multiply
7,564.13x = 11,821.13 × 11,821.13 - Step 4: Simplify right side
7,564.13x = 139,738,996.27 - Step 5: Solve for x
x = 139,738,996.27/7,564.13 - Step 6: Final answer
x = 18,473.91
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Why These Related Problems?
These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.