Home / 48,638.20-67,125.12-29,522.85

Finding the Fourth Proportional to 48,638.20, 67,125.12 and 29,522.85

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Solution

The fourth proportional to 48,638.20, 67,125.12 and 29,522.85 is: 40,744.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,638.20 : 67,125.12 = 29,522.85 : x
  2. Step 2: Convert to fraction form
    48,638.20/67,125.12 = 29,522.85/x
  3. Step 3: Cross multiply
    48,638.20x = 67,125.12 × 29,522.85
  4. Step 4: Simplify right side
    48,638.20x = 1,981,724,856.49
  5. Step 5: Solve for x
    x = 1,981,724,856.49/48,638.20
  6. Step 6: Final answer
    x = 40,744.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.