Home / 22,801.43-34,150.20-18,635.21

Finding the Fourth Proportional to 22,801.43, 34,150.20 and 18,635.21

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Solution

The fourth proportional to 22,801.43, 34,150.20 and 18,635.21 is: 27,910.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,801.43 : 34,150.20 = 18,635.21 : x
  2. Step 2: Convert to fraction form
    22,801.43/34,150.20 = 18,635.21/x
  3. Step 3: Cross multiply
    22,801.43x = 34,150.20 × 18,635.21
  4. Step 4: Simplify right side
    22,801.43x = 636,396,148.54
  5. Step 5: Solve for x
    x = 636,396,148.54/22,801.43
  6. Step 6: Final answer
    x = 27,910.36

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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.