Home / 38,387.42-52,974.76-22,257.86

Finding the Fourth Proportional to 38,387.42, 52,974.76 and 22,257.86

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Solution

The fourth proportional to 38,387.42, 52,974.76 and 22,257.86 is: 30,715.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,387.42 : 52,974.76 = 22,257.86 : x
  2. Step 2: Convert to fraction form
    38,387.42/52,974.76 = 22,257.86/x
  3. Step 3: Cross multiply
    38,387.42x = 52,974.76 × 22,257.86
  4. Step 4: Simplify right side
    38,387.42x = 1,179,104,791.61
  5. Step 5: Solve for x
    x = 1,179,104,791.61/38,387.42
  6. Step 6: Final answer
    x = 30,715.92

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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.