Finding the Fourth Proportional to 71,028.24, 106,553.92 and 26,658.48
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Solution
The fourth proportional to 71,028.24, 106,553.92 and 26,658.48 is: 39,992.06
Step by Step Solution
- Step 1: Write the proportion equation
71,028.24 : 106,553.92 = 26,658.48 : x - Step 2: Convert to fraction form
71,028.24/106,553.92 = 26,658.48/x - Step 3: Cross multiply
71,028.24x = 106,553.92 × 26,658.48 - Step 4: Simplify right side
71,028.24x = 2,840,565,545.24 - Step 5: Solve for x
x = 2,840,565,545.24/71,028.24 - Step 6: Final answer
x = 39,992.06
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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.