Home / 39,832.90-54,972.96-22,843.12

Finding the Fourth Proportional to 39,832.90, 54,972.96 and 22,843.12

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Solution

The fourth proportional to 39,832.90, 54,972.96 and 22,843.12 is: 31,525.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,832.90 : 54,972.96 = 22,843.12 : x
  2. Step 2: Convert to fraction form
    39,832.90/54,972.96 = 22,843.12/x
  3. Step 3: Cross multiply
    39,832.90x = 54,972.96 × 22,843.12
  4. Step 4: Simplify right side
    39,832.90x = 1,255,753,922.04
  5. Step 5: Solve for x
    x = 1,255,753,922.04/39,832.90
  6. Step 6: Final answer
    x = 31,525.55

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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.