Home / 38,212.25-52,758.59-29,243.72

Finding the Fourth Proportional to 38,212.25, 52,758.59 and 29,243.72

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Solution

The fourth proportional to 38,212.25, 52,758.59 and 29,243.72 is: 40,375.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,212.25 : 52,758.59 = 29,243.72 : x
  2. Step 2: Convert to fraction form
    38,212.25/52,758.59 = 29,243.72/x
  3. Step 3: Cross multiply
    38,212.25x = 52,758.59 × 29,243.72
  4. Step 4: Simplify right side
    38,212.25x = 1,542,857,023.54
  5. Step 5: Solve for x
    x = 1,542,857,023.54/38,212.25
  6. Step 6: Final answer
    x = 40,375.98

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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.