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Finding the Fourth Proportional to 17,891.67, 26,837.47 and 6,196.69

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Solution

The fourth proportional to 17,891.67, 26,837.47 and 6,196.69 is: 9,295.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,891.67 : 26,837.47 = 6,196.69 : x
  2. Step 2: Convert to fraction form
    17,891.67/26,837.47 = 6,196.69/x
  3. Step 3: Cross multiply
    17,891.67x = 26,837.47 × 6,196.69
  4. Step 4: Simplify right side
    17,891.67x = 166,303,481.97
  5. Step 5: Solve for x
    x = 166,303,481.97/17,891.67
  6. Step 6: Final answer
    x = 9,295.02

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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.