Home / 16,961.28-25,441.62-6,963.90

Finding the Fourth Proportional to 16,961.28, 25,441.62 and 6,963.90

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Solution

The fourth proportional to 16,961.28, 25,441.62 and 6,963.90 is: 10,445.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,961.28 : 25,441.62 = 6,963.90 : x
  2. Step 2: Convert to fraction form
    16,961.28/25,441.62 = 6,963.90/x
  3. Step 3: Cross multiply
    16,961.28x = 25,441.62 × 6,963.90
  4. Step 4: Simplify right side
    16,961.28x = 177,172,897.52
  5. Step 5: Solve for x
    x = 177,172,897.52/16,961.28
  6. Step 6: Final answer
    x = 10,445.73

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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.