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Finding the Fourth Proportional to 23,885.28, 35,834.40 and 8,304.12

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Solution

The fourth proportional to 23,885.28, 35,834.40 and 8,304.12 is: 12,458.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,885.28 : 35,834.40 = 8,304.12 : x
  2. Step 2: Convert to fraction form
    23,885.28/35,834.40 = 8,304.12/x
  3. Step 3: Cross multiply
    23,885.28x = 35,834.40 × 8,304.12
  4. Step 4: Simplify right side
    23,885.28x = 297,573,157.73
  5. Step 5: Solve for x
    x = 297,573,157.73/23,885.28
  6. Step 6: Final answer
    x = 12,458.43

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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.