Finding the Fourth Proportional to 71,524.63, 107,296.97 and 21,599.07
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Solution
The fourth proportional to 71,524.63, 107,296.97 and 21,599.07 is: 32,401.62
Step by Step Solution
- Step 1: Write the proportion equation
71,524.63 : 107,296.97 = 21,599.07 : x - Step 2: Convert to fraction form
71,524.63/107,296.97 = 21,599.07/x - Step 3: Cross multiply
71,524.63x = 107,296.97 × 21,599.07 - Step 4: Simplify right side
71,524.63x = 2,317,514,229.33 - Step 5: Solve for x
x = 2,317,514,229.33/71,524.63 - Step 6: Final answer
x = 32,401.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.