Home / 15,169.30-22,764.19-5,308.66

Finding the Fourth Proportional to 15,169.30, 22,764.19 and 5,308.66

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Solution

The fourth proportional to 15,169.30, 22,764.19 and 5,308.66 is: 7,966.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,169.30 : 22,764.19 = 5,308.66 : x
  2. Step 2: Convert to fraction form
    15,169.30/22,764.19 = 5,308.66/x
  3. Step 3: Cross multiply
    15,169.30x = 22,764.19 × 5,308.66
  4. Step 4: Simplify right side
    15,169.30x = 120,847,344.89
  5. Step 5: Solve for x
    x = 120,847,344.89/15,169.30
  6. Step 6: Final answer
    x = 7,966.57

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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.