Home / 17,257.06-25,868.17-6,720.49

Finding the Fourth Proportional to 17,257.06, 25,868.17 and 6,720.49

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Solution

The fourth proportional to 17,257.06, 25,868.17 and 6,720.49 is: 10,073.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,257.06 : 25,868.17 = 6,720.49 : x
  2. Step 2: Convert to fraction form
    17,257.06/25,868.17 = 6,720.49/x
  3. Step 3: Cross multiply
    17,257.06x = 25,868.17 × 6,720.49
  4. Step 4: Simplify right side
    17,257.06x = 173,846,777.80
  5. Step 5: Solve for x
    x = 173,846,777.80/17,257.06
  6. Step 6: Final answer
    x = 10,073.95

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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.