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Finding the Fourth Proportional to 15,951.17, 23,926.76 and 7,175.83

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Solution

The fourth proportional to 15,951.17, 23,926.76 and 7,175.83 is: 10,763.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,951.17 : 23,926.76 = 7,175.83 : x
  2. Step 2: Convert to fraction form
    15,951.17/23,926.76 = 7,175.83/x
  3. Step 3: Cross multiply
    15,951.17x = 23,926.76 × 7,175.83
  4. Step 4: Simplify right side
    15,951.17x = 171,694,362.21
  5. Step 5: Solve for x
    x = 171,694,362.21/15,951.17
  6. Step 6: Final answer
    x = 10,763.75

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Similar ratio
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1.5x scale

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.