Home / 22,821.42-34,229.79-6,180.78

Finding the Fourth Proportional to 22,821.42, 34,229.79 and 6,180.78

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Solution

The fourth proportional to 22,821.42, 34,229.79 and 6,180.78 is: 9,270.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,821.42 : 34,229.79 = 6,180.78 : x
  2. Step 2: Convert to fraction form
    22,821.42/34,229.79 = 6,180.78/x
  3. Step 3: Cross multiply
    22,821.42x = 34,229.79 × 6,180.78
  4. Step 4: Simplify right side
    22,821.42x = 211,566,801.44
  5. Step 5: Solve for x
    x = 211,566,801.44/22,821.42
  6. Step 6: Final answer
    x = 9,270.54

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1.5x scale

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.