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Finding the Fourth Proportional to 23,843.62, 35,754.90 and 12,748.24

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Solution

The fourth proportional to 23,843.62, 35,754.90 and 12,748.24 is: 19,116.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,843.62 : 35,754.90 = 12,748.24 : x
  2. Step 2: Convert to fraction form
    23,843.62/35,754.90 = 12,748.24/x
  3. Step 3: Cross multiply
    23,843.62x = 35,754.90 × 12,748.24
  4. Step 4: Simplify right side
    23,843.62x = 455,812,046.38
  5. Step 5: Solve for x
    x = 455,812,046.38/23,843.62
  6. Step 6: Final answer
    x = 19,116.73

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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.