Home / 15,234.80-22,837.62-7,439.36

Finding the Fourth Proportional to 15,234.80, 22,837.62 and 7,439.36

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Solution

The fourth proportional to 15,234.80, 22,837.62 and 7,439.36 is: 11,151.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,234.80 : 22,837.62 = 7,439.36 : x
  2. Step 2: Convert to fraction form
    15,234.80/22,837.62 = 7,439.36/x
  3. Step 3: Cross multiply
    15,234.80x = 22,837.62 × 7,439.36
  4. Step 4: Simplify right side
    15,234.80x = 169,897,276.72
  5. Step 5: Solve for x
    x = 169,897,276.72/15,234.80
  6. Step 6: Final answer
    x = 11,151.92

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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.