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Finding the Fourth Proportional to 17,899.11, 26,841.06 and 6,799.68

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Solution

The fourth proportional to 17,899.11, 26,841.06 and 6,799.68 is: 10,196.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,899.11 : 26,841.06 = 6,799.68 : x
  2. Step 2: Convert to fraction form
    17,899.11/26,841.06 = 6,799.68/x
  3. Step 3: Cross multiply
    17,899.11x = 26,841.06 × 6,799.68
  4. Step 4: Simplify right side
    17,899.11x = 182,510,618.86
  5. Step 5: Solve for x
    x = 182,510,618.86/17,899.11
  6. Step 6: Final answer
    x = 10,196.63

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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.