Home / 22,069.53-33,105.92-8,921.61

Finding the Fourth Proportional to 22,069.53, 33,105.92 and 8,921.61

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Solution

The fourth proportional to 22,069.53, 33,105.92 and 8,921.61 is: 13,383.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,069.53 : 33,105.92 = 8,921.61 : x
  2. Step 2: Convert to fraction form
    22,069.53/33,105.92 = 8,921.61/x
  3. Step 3: Cross multiply
    22,069.53x = 33,105.92 × 8,921.61
  4. Step 4: Simplify right side
    22,069.53x = 295,358,062.32
  5. Step 5: Solve for x
    x = 295,358,062.32/22,069.53
  6. Step 6: Final answer
    x = 13,383.07

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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.