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Finding the Fourth Proportional to 17,951.27, 26,911.51 and 6,850.13

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Solution

The fourth proportional to 17,951.27, 26,911.51 and 6,850.13 is: 10,269.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,951.27 : 26,911.51 = 6,850.13 : x
  2. Step 2: Convert to fraction form
    17,951.27/26,911.51 = 6,850.13/x
  3. Step 3: Cross multiply
    17,951.27x = 26,911.51 × 6,850.13
  4. Step 4: Simplify right side
    17,951.27x = 184,347,190.31
  5. Step 5: Solve for x
    x = 184,347,190.31/17,951.27
  6. Step 6: Final answer
    x = 10,269.31

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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.