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Finding the Fourth Proportional to 44,472.70, 61,375.04 and 25,615.90

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Solution

The fourth proportional to 44,472.70, 61,375.04 and 25,615.90 is: 35,351.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,472.70 : 61,375.04 = 25,615.90 : x
  2. Step 2: Convert to fraction form
    44,472.70/61,375.04 = 25,615.90/x
  3. Step 3: Cross multiply
    44,472.70x = 61,375.04 × 25,615.90
  4. Step 4: Simplify right side
    44,472.70x = 1,572,176,658.65
  5. Step 5: Solve for x
    x = 1,572,176,658.65/44,472.70
  6. Step 6: Final answer
    x = 35,351.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.