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Finding the Fourth Proportional to 29,903.92, 44,855.88 and 9,127.44

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Solution

The fourth proportional to 29,903.92, 44,855.88 and 9,127.44 is: 13,691.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,903.92 : 44,855.88 = 9,127.44 : x
  2. Step 2: Convert to fraction form
    29,903.92/44,855.88 = 9,127.44/x
  3. Step 3: Cross multiply
    29,903.92x = 44,855.88 × 9,127.44
  4. Step 4: Simplify right side
    29,903.92x = 409,419,353.35
  5. Step 5: Solve for x
    x = 409,419,353.35/29,903.92
  6. Step 6: Final answer
    x = 13,691.16

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1.5x scale

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.