Home / 16,755.76-25,137.24-5,661.90

Finding the Fourth Proportional to 16,755.76, 25,137.24 and 5,661.90

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Solution

The fourth proportional to 16,755.76, 25,137.24 and 5,661.90 is: 8,494.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,755.76 : 25,137.24 = 5,661.90 : x
  2. Step 2: Convert to fraction form
    16,755.76/25,137.24 = 5,661.90/x
  3. Step 3: Cross multiply
    16,755.76x = 25,137.24 × 5,661.90
  4. Step 4: Simplify right side
    16,755.76x = 142,324,517.92
  5. Step 5: Solve for x
    x = 142,324,517.92/16,755.76
  6. Step 6: Final answer
    x = 8,494.06

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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.