Home / 15,042.44-22,562.70-5,181.92

Finding the Fourth Proportional to 15,042.44, 22,562.70 and 5,181.92

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Solution

The fourth proportional to 15,042.44, 22,562.70 and 5,181.92 is: 7,772.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,042.44 : 22,562.70 = 5,181.92 : x
  2. Step 2: Convert to fraction form
    15,042.44/22,562.70 = 5,181.92/x
  3. Step 3: Cross multiply
    15,042.44x = 22,562.70 × 5,181.92
  4. Step 4: Simplify right side
    15,042.44x = 116,918,106.38
  5. Step 5: Solve for x
    x = 116,918,106.38/15,042.44
  6. Step 6: Final answer
    x = 7,772.55

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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.