Home / 18,042.82-27,115.17-10,650.76

Finding the Fourth Proportional to 18,042.82, 27,115.17 and 10,650.76

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Solution

The fourth proportional to 18,042.82, 27,115.17 and 10,650.76 is: 16,006.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,042.82 : 27,115.17 = 10,650.76 : x
  2. Step 2: Convert to fraction form
    18,042.82/27,115.17 = 10,650.76/x
  3. Step 3: Cross multiply
    18,042.82x = 27,115.17 × 10,650.76
  4. Step 4: Simplify right side
    18,042.82x = 288,797,168.03
  5. Step 5: Solve for x
    x = 288,797,168.03/18,042.82
  6. Step 6: Final answer
    x = 16,006.21

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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.