Home / 22,230.32-33,383.68-19,737.12

Finding the Fourth Proportional to 22,230.32, 33,383.68 and 19,737.12

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Solution

The fourth proportional to 22,230.32, 33,383.68 and 19,737.12 is: 29,639.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,230.32 : 33,383.68 = 19,737.12 : x
  2. Step 2: Convert to fraction form
    22,230.32/33,383.68 = 19,737.12/x
  3. Step 3: Cross multiply
    22,230.32x = 33,383.68 × 19,737.12
  4. Step 4: Simplify right side
    22,230.32x = 658,897,698.20
  5. Step 5: Solve for x
    x = 658,897,698.20/22,230.32
  6. Step 6: Final answer
    x = 29,639.60

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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.