Home / 22,230.62-30,708.20-17,786.15

Finding the Fourth Proportional to 22,230.62, 30,708.20 and 17,786.15

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Solution

The fourth proportional to 22,230.62, 30,708.20 and 17,786.15 is: 24,568.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,230.62 : 30,708.20 = 17,786.15 : x
  2. Step 2: Convert to fraction form
    22,230.62/30,708.20 = 17,786.15/x
  3. Step 3: Cross multiply
    22,230.62x = 30,708.20 × 17,786.15
  4. Step 4: Simplify right side
    22,230.62x = 546,180,542.35
  5. Step 5: Solve for x
    x = 546,180,542.35/22,230.62
  6. Step 6: Final answer
    x = 24,568.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.