Home / 12,042.97-18,060.72-4,249.96

Finding the Fourth Proportional to 12,042.97, 18,060.72 and 4,249.96

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Solution

The fourth proportional to 12,042.97, 18,060.72 and 4,249.96 is: 6,373.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,042.97 : 18,060.72 = 4,249.96 : x
  2. Step 2: Convert to fraction form
    12,042.97/18,060.72 = 4,249.96/x
  3. Step 3: Cross multiply
    12,042.97x = 18,060.72 × 4,249.96
  4. Step 4: Simplify right side
    12,042.97x = 76,757,337.57
  5. Step 5: Solve for x
    x = 76,757,337.57/12,042.97
  6. Step 6: Final answer
    x = 6,373.62

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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.