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Finding the Fourth Proportional to 22,751.61, 34,104.30 and 8,708.04

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Solution

The fourth proportional to 22,751.61, 34,104.30 and 8,708.04 is: 13,053.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,751.61 : 34,104.30 = 8,708.04 : x
  2. Step 2: Convert to fraction form
    22,751.61/34,104.30 = 8,708.04/x
  3. Step 3: Cross multiply
    22,751.61x = 34,104.30 × 8,708.04
  4. Step 4: Simplify right side
    22,751.61x = 296,981,608.57
  5. Step 5: Solve for x
    x = 296,981,608.57/22,751.61
  6. Step 6: Final answer
    x = 13,053.21

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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.