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Finding the Fourth Proportional to 15,245.62, 22,847.65 and 9,324.56

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Solution

The fourth proportional to 15,245.62, 22,847.65 and 9,324.56 is: 13,974.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,245.62 : 22,847.65 = 9,324.56 : x
  2. Step 2: Convert to fraction form
    15,245.62/22,847.65 = 9,324.56/x
  3. Step 3: Cross multiply
    15,245.62x = 22,847.65 × 9,324.56
  4. Step 4: Simplify right side
    15,245.62x = 213,044,317.09
  5. Step 5: Solve for x
    x = 213,044,317.09/15,245.62
  6. Step 6: Final answer
    x = 13,974.13

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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.