Home / 17,146.67-25,719.98-11,260.71

Finding the Fourth Proportional to 17,146.67, 25,719.98 and 11,260.71

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Solution

The fourth proportional to 17,146.67, 25,719.98 and 11,260.71 is: 16,891.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,146.67 : 25,719.98 = 11,260.71 : x
  2. Step 2: Convert to fraction form
    17,146.67/25,719.98 = 11,260.71/x
  3. Step 3: Cross multiply
    17,146.67x = 25,719.98 × 11,260.71
  4. Step 4: Simplify right side
    17,146.67x = 289,625,179.68
  5. Step 5: Solve for x
    x = 289,625,179.68/17,146.67
  6. Step 6: Final answer
    x = 16,891.05

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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.