Home / 22,229.12-33,352.68-9,742.56

Finding the Fourth Proportional to 22,229.12, 33,352.68 and 9,742.56

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Solution

The fourth proportional to 22,229.12, 33,352.68 and 9,742.56 is: 14,617.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,229.12 : 33,352.68 = 9,742.56 : x
  2. Step 2: Convert to fraction form
    22,229.12/33,352.68 = 9,742.56/x
  3. Step 3: Cross multiply
    22,229.12x = 33,352.68 × 9,742.56
  4. Step 4: Simplify right side
    22,229.12x = 324,940,522.60
  5. Step 5: Solve for x
    x = 324,940,522.60/22,229.12
  6. Step 6: Final answer
    x = 14,617.79

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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.