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Finding the Fourth Proportional to 29,753.52, 44,630.28 and 12,218.64

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Solution

The fourth proportional to 29,753.52, 44,630.28 and 12,218.64 is: 18,327.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,753.52 : 44,630.28 = 12,218.64 : x
  2. Step 2: Convert to fraction form
    29,753.52/44,630.28 = 12,218.64/x
  3. Step 3: Cross multiply
    29,753.52x = 44,630.28 × 12,218.64
  4. Step 4: Simplify right side
    29,753.52x = 545,321,324.42
  5. Step 5: Solve for x
    x = 545,321,324.42/29,753.52
  6. Step 6: Final answer
    x = 18,327.96

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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.