Home / 17,221.26-25,836.24-4,909.26

Finding the Fourth Proportional to 17,221.26, 25,836.24 and 4,909.26

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Solution

The fourth proportional to 17,221.26, 25,836.24 and 4,909.26 is: 7,365.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,221.26 : 25,836.24 = 4,909.26 : x
  2. Step 2: Convert to fraction form
    17,221.26/25,836.24 = 4,909.26/x
  3. Step 3: Cross multiply
    17,221.26x = 25,836.24 × 4,909.26
  4. Step 4: Simplify right side
    17,221.26x = 126,836,819.58
  5. Step 5: Solve for x
    x = 126,836,819.58/17,221.26
  6. Step 6: Final answer
    x = 7,365.13

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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.