Home / 16,049.59-22,149.51-8,976

Finding the Fourth Proportional to 16,049.59, 22,149.51 and 8,976

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Solution

The fourth proportional to 16,049.59, 22,149.51 and 8,976 is: 12,387.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,049.59 : 22,149.51 = 8,976 : x
  2. Step 2: Convert to fraction form
    16,049.59/22,149.51 = 8,976/x
  3. Step 3: Cross multiply
    16,049.59x = 22,149.51 × 8,976
  4. Step 4: Simplify right side
    16,049.59x = 198,814,001.76
  5. Step 5: Solve for x
    x = 198,814,001.76/16,049.59
  6. Step 6: Final answer
    x = 12,387.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.