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Finding the Fourth Proportional to 17,449.97, 26,165.01 and 11,910.02

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Solution

The fourth proportional to 17,449.97, 26,165.01 and 11,910.02 is: 17,858.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,449.97 : 26,165.01 = 11,910.02 : x
  2. Step 2: Convert to fraction form
    17,449.97/26,165.01 = 11,910.02/x
  3. Step 3: Cross multiply
    17,449.97x = 26,165.01 × 11,910.02
  4. Step 4: Simplify right side
    17,449.97x = 311,625,667.44
  5. Step 5: Solve for x
    x = 311,625,667.44/17,449.97
  6. Step 6: Final answer
    x = 17,858.24

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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.