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Finding the Fourth Proportional to 29,953.92, 44,929.26 and 9,177.48

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Solution

The fourth proportional to 29,953.92, 44,929.26 and 9,177.48 is: 13,765.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,953.92 : 44,929.26 = 9,177.48 : x
  2. Step 2: Convert to fraction form
    29,953.92/44,929.26 = 9,177.48/x
  3. Step 3: Cross multiply
    29,953.92x = 44,929.26 × 9,177.48
  4. Step 4: Simplify right side
    29,953.92x = 412,337,385.06
  5. Step 5: Solve for x
    x = 412,337,385.06/29,953.92
  6. Step 6: Final answer
    x = 13,765.72

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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.