Home / 15,179.20-22,768.96-4,791.04

Finding the Fourth Proportional to 15,179.20, 22,768.96 and 4,791.04

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Solution

The fourth proportional to 15,179.20, 22,768.96 and 4,791.04 is: 7,186.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,179.20 : 22,768.96 = 4,791.04 : x
  2. Step 2: Convert to fraction form
    15,179.20/22,768.96 = 4,791.04/x
  3. Step 3: Cross multiply
    15,179.20x = 22,768.96 × 4,791.04
  4. Step 4: Simplify right side
    15,179.20x = 109,086,998.12
  5. Step 5: Solve for x
    x = 109,086,998.12/15,179.20
  6. Step 6: Final answer
    x = 7,186.61

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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.