Home / 22,138.33-33,170.59-18,201.73

Finding the Fourth Proportional to 22,138.33, 33,170.59 and 18,201.73

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Solution

The fourth proportional to 22,138.33, 33,170.59 and 18,201.73 is: 27,272.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,138.33 : 33,170.59 = 18,201.73 : x
  2. Step 2: Convert to fraction form
    22,138.33/33,170.59 = 18,201.73/x
  3. Step 3: Cross multiply
    22,138.33x = 33,170.59 × 18,201.73
  4. Step 4: Simplify right side
    22,138.33x = 603,762,123.12
  5. Step 5: Solve for x
    x = 603,762,123.12/22,138.33
  6. Step 6: Final answer
    x = 27,272.25

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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.