Home / 16,755.20-25,150.08-12,554

Finding the Fourth Proportional to 16,755.20, 25,150.08 and 12,554

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Solution

The fourth proportional to 16,755.20, 25,150.08 and 12,554 is: 18,843.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,755.20 : 25,150.08 = 12,554 : x
  2. Step 2: Convert to fraction form
    16,755.20/25,150.08 = 12,554/x
  3. Step 3: Cross multiply
    16,755.20x = 25,150.08 × 12,554
  4. Step 4: Simplify right side
    16,755.20x = 315,734,104.32
  5. Step 5: Solve for x
    x = 315,734,104.32/16,755.20
  6. Step 6: Final answer
    x = 18,843.95

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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.