Home / 17,947.11-26,920.68-4,799.55

Finding the Fourth Proportional to 17,947.11, 26,920.68 and 4,799.55

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Solution

The fourth proportional to 17,947.11, 26,920.68 and 4,799.55 is: 7,199.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,947.11 : 26,920.68 = 4,799.55 : x
  2. Step 2: Convert to fraction form
    17,947.11/26,920.68 = 4,799.55/x
  3. Step 3: Cross multiply
    17,947.11x = 26,920.68 × 4,799.55
  4. Step 4: Simplify right side
    17,947.11x = 129,207,149.69
  5. Step 5: Solve for x
    x = 129,207,149.69/17,947.11
  6. Step 6: Final answer
    x = 7,199.33

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.