Home / 40,117.62-55,358.48-22,211.97

Finding the Fourth Proportional to 40,117.62, 55,358.48 and 22,211.97

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Solution

The fourth proportional to 40,117.62, 55,358.48 and 22,211.97 is: 30,650.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,117.62 : 55,358.48 = 22,211.97 : x
  2. Step 2: Convert to fraction form
    40,117.62/55,358.48 = 22,211.97/x
  3. Step 3: Cross multiply
    40,117.62x = 55,358.48 × 22,211.97
  4. Step 4: Simplify right side
    40,117.62x = 1,229,620,785.95
  5. Step 5: Solve for x
    x = 1,229,620,785.95/40,117.62
  6. Step 6: Final answer
    x = 30,650.39

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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.