Home / 12,234.92-18,352.38-3,469.90

Finding the Fourth Proportional to 12,234.92, 18,352.38 and 3,469.90

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Solution

The fourth proportional to 12,234.92, 18,352.38 and 3,469.90 is: 5,204.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,234.92 : 18,352.38 = 3,469.90 : x
  2. Step 2: Convert to fraction form
    12,234.92/18,352.38 = 3,469.90/x
  3. Step 3: Cross multiply
    12,234.92x = 18,352.38 × 3,469.90
  4. Step 4: Simplify right side
    12,234.92x = 63,680,923.36
  5. Step 5: Solve for x
    x = 63,680,923.36/12,234.92
  6. Step 6: Final answer
    x = 5,204.85

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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.