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Finding the Fourth Proportional to 15,062.22, 22,562.54 and 7,045.50

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Solution

The fourth proportional to 15,062.22, 22,562.54 and 7,045.50 is: 10,553.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,062.22 : 22,562.54 = 7,045.50 : x
  2. Step 2: Convert to fraction form
    15,062.22/22,562.54 = 7,045.50/x
  3. Step 3: Cross multiply
    15,062.22x = 22,562.54 × 7,045.50
  4. Step 4: Simplify right side
    15,062.22x = 158,964,375.57
  5. Step 5: Solve for x
    x = 158,964,375.57/15,062.22
  6. Step 6: Final answer
    x = 10,553.85

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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.