Home / 39,481.88-54,488.66-22,486.86

Finding the Fourth Proportional to 39,481.88, 54,488.66 and 22,486.86

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Solution

The fourth proportional to 39,481.88, 54,488.66 and 22,486.86 is: 31,033.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,481.88 : 54,488.66 = 22,486.86 : x
  2. Step 2: Convert to fraction form
    39,481.88/54,488.66 = 22,486.86/x
  3. Step 3: Cross multiply
    39,481.88x = 54,488.66 × 22,486.86
  4. Step 4: Simplify right side
    39,481.88x = 1,225,278,756.57
  5. Step 5: Solve for x
    x = 1,225,278,756.57/39,481.88
  6. Step 6: Final answer
    x = 31,033.96

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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.