Home / 16,874.30-25,318.65-8,104.70

Finding the Fourth Proportional to 16,874.30, 25,318.65 and 8,104.70

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Solution

The fourth proportional to 16,874.30, 25,318.65 and 8,104.70 is: 12,160.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,874.30 : 25,318.65 = 8,104.70 : x
  2. Step 2: Convert to fraction form
    16,874.30/25,318.65 = 8,104.70/x
  3. Step 3: Cross multiply
    16,874.30x = 25,318.65 × 8,104.70
  4. Step 4: Simplify right side
    16,874.30x = 205,200,062.66
  5. Step 5: Solve for x
    x = 205,200,062.66/16,874.30
  6. Step 6: Final answer
    x = 12,160.51

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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.