Home / 18,562.43-27,841.39-5,414.82

Finding the Fourth Proportional to 18,562.43, 27,841.39 and 5,414.82

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Solution

The fourth proportional to 18,562.43, 27,841.39 and 5,414.82 is: 8,121.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,562.43 : 27,841.39 = 5,414.82 : x
  2. Step 2: Convert to fraction form
    18,562.43/27,841.39 = 5,414.82/x
  3. Step 3: Cross multiply
    18,562.43x = 27,841.39 × 5,414.82
  4. Step 4: Simplify right side
    18,562.43x = 150,756,115.40
  5. Step 5: Solve for x
    x = 150,756,115.40/18,562.43
  6. Step 6: Final answer
    x = 8,121.57

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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.