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Finding the Fourth Proportional to 52,613.76, 72,604.80 and 29,956.08

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Solution

The fourth proportional to 52,613.76, 72,604.80 and 29,956.08 is: 41,338.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,613.76 : 72,604.80 = 29,956.08 : x
  2. Step 2: Convert to fraction form
    52,613.76/72,604.80 = 29,956.08/x
  3. Step 3: Cross multiply
    52,613.76x = 72,604.80 × 29,956.08
  4. Step 4: Simplify right side
    52,613.76x = 2,174,955,197.18
  5. Step 5: Solve for x
    x = 2,174,955,197.18/52,613.76
  6. Step 6: Final answer
    x = 41,338.14

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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.