Home / 16,943.14-25,380.69-8,151.94

Finding the Fourth Proportional to 16,943.14, 25,380.69 and 8,151.94

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Solution

The fourth proportional to 16,943.14, 25,380.69 and 8,151.94 is: 12,211.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,943.14 : 25,380.69 = 8,151.94 : x
  2. Step 2: Convert to fraction form
    16,943.14/25,380.69 = 8,151.94/x
  3. Step 3: Cross multiply
    16,943.14x = 25,380.69 × 8,151.94
  4. Step 4: Simplify right side
    16,943.14x = 206,901,862.04
  5. Step 5: Solve for x
    x = 206,901,862.04/16,943.14
  6. Step 6: Final answer
    x = 12,211.54

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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.