Home / 22,154.10-33,221.42-8,293.38

Finding the Fourth Proportional to 22,154.10, 33,221.42 and 8,293.38

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Solution

The fourth proportional to 22,154.10, 33,221.42 and 8,293.38 is: 12,436.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,154.10 : 33,221.42 = 8,293.38 : x
  2. Step 2: Convert to fraction form
    22,154.10/33,221.42 = 8,293.38/x
  3. Step 3: Cross multiply
    22,154.10x = 33,221.42 × 8,293.38
  4. Step 4: Simplify right side
    22,154.10x = 275,517,860.20
  5. Step 5: Solve for x
    x = 275,517,860.20/22,154.10
  6. Step 6: Final answer
    x = 12,436.43

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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.