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Finding the Fourth Proportional to 44,751.26, 67,126.89 and 11,471.61

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Solution

The fourth proportional to 44,751.26, 67,126.89 and 11,471.61 is: 17,207.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,751.26 : 67,126.89 = 11,471.61 : x
  2. Step 2: Convert to fraction form
    44,751.26/67,126.89 = 11,471.61/x
  3. Step 3: Cross multiply
    44,751.26x = 67,126.89 × 11,471.61
  4. Step 4: Simplify right side
    44,751.26x = 770,053,654.54
  5. Step 5: Solve for x
    x = 770,053,654.54/44,751.26
  6. Step 6: Final answer
    x = 17,207.42

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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.