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Finding the Fourth Proportional to 23,227.14, 34,819.80 and 8,425.65

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Solution

The fourth proportional to 23,227.14, 34,819.80 and 8,425.65 is: 12,630.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,227.14 : 34,819.80 = 8,425.65 : x
  2. Step 2: Convert to fraction form
    23,227.14/34,819.80 = 8,425.65/x
  3. Step 3: Cross multiply
    23,227.14x = 34,819.80 × 8,425.65
  4. Step 4: Simplify right side
    23,227.14x = 293,379,447.87
  5. Step 5: Solve for x
    x = 293,379,447.87/23,227.14
  6. Step 6: Final answer
    x = 12,630.89

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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.