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Finding the Fourth Proportional to 29,532.20, 44,291.61 and 8,472.20

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Solution

The fourth proportional to 29,532.20, 44,291.61 and 8,472.20 is: 12,706.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,532.20 : 44,291.61 = 8,472.20 : x
  2. Step 2: Convert to fraction form
    29,532.20/44,291.61 = 8,472.20/x
  3. Step 3: Cross multiply
    29,532.20x = 44,291.61 × 8,472.20
  4. Step 4: Simplify right side
    29,532.20x = 375,247,156.78
  5. Step 5: Solve for x
    x = 375,247,156.78/29,532.20
  6. Step 6: Final answer
    x = 12,706.38

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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.