Home / 17,517.26-26,276.20-5,036.78

Finding the Fourth Proportional to 17,517.26, 26,276.20 and 5,036.78

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Solution

The fourth proportional to 17,517.26, 26,276.20 and 5,036.78 is: 7,555.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,517.26 : 26,276.20 = 5,036.78 : x
  2. Step 2: Convert to fraction form
    17,517.26/26,276.20 = 5,036.78/x
  3. Step 3: Cross multiply
    17,517.26x = 26,276.20 × 5,036.78
  4. Step 4: Simplify right side
    17,517.26x = 132,347,491.73
  5. Step 5: Solve for x
    x = 132,347,491.73/17,517.26
  6. Step 6: Final answer
    x = 7,555.26

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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.