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Finding the Fourth Proportional to 15,192.71, 22,795.91 and 9,644.57

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Solution

The fourth proportional to 15,192.71, 22,795.91 and 9,644.57 is: 14,471.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,192.71 : 22,795.91 = 9,644.57 : x
  2. Step 2: Convert to fraction form
    15,192.71/22,795.91 = 9,644.57/x
  3. Step 3: Cross multiply
    15,192.71x = 22,795.91 × 9,644.57
  4. Step 4: Simplify right side
    15,192.71x = 219,856,682.03
  5. Step 5: Solve for x
    x = 219,856,682.03/15,192.71
  6. Step 6: Final answer
    x = 14,471.19

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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.