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Finding the Fourth Proportional to 44,613.63, 66,930.63 and 25,909.29

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Solution

The fourth proportional to 44,613.63, 66,930.63 and 25,909.29 is: 38,869.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,613.63 : 66,930.63 = 25,909.29 : x
  2. Step 2: Convert to fraction form
    44,613.63/66,930.63 = 25,909.29/x
  3. Step 3: Cross multiply
    44,613.63x = 66,930.63 × 25,909.29
  4. Step 4: Simplify right side
    44,613.63x = 1,734,125,102.55
  5. Step 5: Solve for x
    x = 1,734,125,102.55/44,613.63
  6. Step 6: Final answer
    x = 38,869.85

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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.