Home / 12,234.15-18,351.92-3,468.38

Finding the Fourth Proportional to 12,234.15, 18,351.92 and 3,468.38

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Solution

The fourth proportional to 12,234.15, 18,351.92 and 3,468.38 is: 5,202.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,234.15 : 18,351.92 = 3,468.38 : x
  2. Step 2: Convert to fraction form
    12,234.15/18,351.92 = 3,468.38/x
  3. Step 3: Cross multiply
    12,234.15x = 18,351.92 × 3,468.38
  4. Step 4: Simplify right side
    12,234.15x = 63,651,349.20
  5. Step 5: Solve for x
    x = 63,651,349.20/12,234.15
  6. Step 6: Final answer
    x = 5,202.76

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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.