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Finding the Fourth Proportional to 23,891.38, 35,835.64 and 7,251.55

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Solution

The fourth proportional to 23,891.38, 35,835.64 and 7,251.55 is: 10,876.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,891.38 : 35,835.64 = 7,251.55 : x
  2. Step 2: Convert to fraction form
    23,891.38/35,835.64 = 7,251.55/x
  3. Step 3: Cross multiply
    23,891.38x = 35,835.64 × 7,251.55
  4. Step 4: Simplify right side
    23,891.38x = 259,863,935.24
  5. Step 5: Solve for x
    x = 259,863,935.24/23,891.38
  6. Step 6: Final answer
    x = 10,876.89

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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.