Home / 17,757.39-26,626.82-5,275.70

Finding the Fourth Proportional to 17,757.39, 26,626.82 and 5,275.70

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Solution

The fourth proportional to 17,757.39, 26,626.82 and 5,275.70 is: 7,910.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,757.39 : 26,626.82 = 5,275.70 : x
  2. Step 2: Convert to fraction form
    17,757.39/26,626.82 = 5,275.70/x
  3. Step 3: Cross multiply
    17,757.39x = 26,626.82 × 5,275.70
  4. Step 4: Simplify right side
    17,757.39x = 140,474,954.76
  5. Step 5: Solve for x
    x = 140,474,954.76/17,757.39
  6. Step 6: Final answer
    x = 7,910.79

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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.