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Finding the Fourth Proportional to 29,678.27, 44,520.44 and 9,957.20

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Solution

The fourth proportional to 29,678.27, 44,520.44 and 9,957.20 is: 14,936.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,678.27 : 44,520.44 = 9,957.20 : x
  2. Step 2: Convert to fraction form
    29,678.27/44,520.44 = 9,957.20/x
  3. Step 3: Cross multiply
    29,678.27x = 44,520.44 × 9,957.20
  4. Step 4: Simplify right side
    29,678.27x = 443,298,652.78
  5. Step 5: Solve for x
    x = 443,298,652.78/29,678.27
  6. Step 6: Final answer
    x = 14,936.81

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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.