Home / 15,319.32-22,949.76-10,380.48

Finding the Fourth Proportional to 15,319.32, 22,949.76 and 10,380.48

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Solution

The fourth proportional to 15,319.32, 22,949.76 and 10,380.48 is: 15,550.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,319.32 : 22,949.76 = 10,380.48 : x
  2. Step 2: Convert to fraction form
    15,319.32/22,949.76 = 10,380.48/x
  3. Step 3: Cross multiply
    15,319.32x = 22,949.76 × 10,380.48
  4. Step 4: Simplify right side
    15,319.32x = 238,229,524.68
  5. Step 5: Solve for x
    x = 238,229,524.68/15,319.32
  6. Step 6: Final answer
    x = 15,550.92

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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.