Home / 22,781.04-34,176.60-7,198.80

Finding the Fourth Proportional to 22,781.04, 34,176.60 and 7,198.80

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Solution

The fourth proportional to 22,781.04, 34,176.60 and 7,198.80 is: 10,799.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,781.04 : 34,176.60 = 7,198.80 : x
  2. Step 2: Convert to fraction form
    22,781.04/34,176.60 = 7,198.80/x
  3. Step 3: Cross multiply
    22,781.04x = 34,176.60 × 7,198.80
  4. Step 4: Simplify right side
    22,781.04x = 246,030,508.08
  5. Step 5: Solve for x
    x = 246,030,508.08/22,781.04
  6. Step 6: Final answer
    x = 10,799.79

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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.