Home / 22,799.85-34,234.79-20,324.30

Finding the Fourth Proportional to 22,799.85, 34,234.79 and 20,324.30

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Solution

The fourth proportional to 22,799.85, 34,234.79 and 20,324.30 is: 30,517.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,799.85 : 34,234.79 = 20,324.30 : x
  2. Step 2: Convert to fraction form
    22,799.85/34,234.79 = 20,324.30/x
  3. Step 3: Cross multiply
    22,799.85x = 34,234.79 × 20,324.30
  4. Step 4: Simplify right side
    22,799.85x = 695,797,869.60
  5. Step 5: Solve for x
    x = 695,797,869.60/22,799.85
  6. Step 6: Final answer
    x = 30,517.65

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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.