Home / 17,215.97-25,825.79-6,123.70

Finding the Fourth Proportional to 17,215.97, 25,825.79 and 6,123.70

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Solution

The fourth proportional to 17,215.97, 25,825.79 and 6,123.70 is: 9,186.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,215.97 : 25,825.79 = 6,123.70 : x
  2. Step 2: Convert to fraction form
    17,215.97/25,825.79 = 6,123.70/x
  3. Step 3: Cross multiply
    17,215.97x = 25,825.79 × 6,123.70
  4. Step 4: Simplify right side
    17,215.97x = 158,149,340.97
  5. Step 5: Solve for x
    x = 158,149,340.97/17,215.97
  6. Step 6: Final answer
    x = 9,186.20

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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.