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Finding the Fourth Proportional to 22,789.65, 34,169.63 and 9,458.97

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Solution

The fourth proportional to 22,789.65, 34,169.63 and 9,458.97 is: 14,182.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,789.65 : 34,169.63 = 9,458.97 : x
  2. Step 2: Convert to fraction form
    22,789.65/34,169.63 = 9,458.97/x
  3. Step 3: Cross multiply
    22,789.65x = 34,169.63 × 9,458.97
  4. Step 4: Simplify right side
    22,789.65x = 323,209,528.73
  5. Step 5: Solve for x
    x = 323,209,528.73/22,789.65
  6. Step 6: Final answer
    x = 14,182.29

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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.