Home / 39,922.62-55,092.24-22,017.30

Finding the Fourth Proportional to 39,922.62, 55,092.24 and 22,017.30

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Solution

The fourth proportional to 39,922.62, 55,092.24 and 22,017.30 is: 30,383.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,922.62 : 55,092.24 = 22,017.30 : x
  2. Step 2: Convert to fraction form
    39,922.62/55,092.24 = 22,017.30/x
  3. Step 3: Cross multiply
    39,922.62x = 55,092.24 × 22,017.30
  4. Step 4: Simplify right side
    39,922.62x = 1,212,982,375.75
  5. Step 5: Solve for x
    x = 1,212,982,375.75/39,922.62
  6. Step 6: Final answer
    x = 30,383.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.