Home / 17,315.82-25,976.97-6,928.38

Finding the Fourth Proportional to 17,315.82, 25,976.97 and 6,928.38

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Solution

The fourth proportional to 17,315.82, 25,976.97 and 6,928.38 is: 10,393.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,315.82 : 25,976.97 = 6,928.38 : x
  2. Step 2: Convert to fraction form
    17,315.82/25,976.97 = 6,928.38/x
  3. Step 3: Cross multiply
    17,315.82x = 25,976.97 × 6,928.38
  4. Step 4: Simplify right side
    17,315.82x = 179,978,319.41
  5. Step 5: Solve for x
    x = 179,978,319.41/17,315.82
  6. Step 6: Final answer
    x = 10,393.87

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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.