Home / 17,414.20-26,121.30-4,266.70

Finding the Fourth Proportional to 17,414.20, 26,121.30 and 4,266.70

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Solution

The fourth proportional to 17,414.20, 26,121.30 and 4,266.70 is: 6,400.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,414.20 : 26,121.30 = 4,266.70 : x
  2. Step 2: Convert to fraction form
    17,414.20/26,121.30 = 4,266.70/x
  3. Step 3: Cross multiply
    17,414.20x = 26,121.30 × 4,266.70
  4. Step 4: Simplify right side
    17,414.20x = 111,451,750.71
  5. Step 5: Solve for x
    x = 111,451,750.71/17,414.20
  6. Step 6: Final answer
    x = 6,400.05

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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.