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Finding the Fourth Proportional to 17,841.86, 26,768.18 and 6,751.94

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Solution

The fourth proportional to 17,841.86, 26,768.18 and 6,751.94 is: 10,129.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,841.86 : 26,768.18 = 6,751.94 : x
  2. Step 2: Convert to fraction form
    17,841.86/26,768.18 = 6,751.94/x
  3. Step 3: Cross multiply
    17,841.86x = 26,768.18 × 6,751.94
  4. Step 4: Simplify right side
    17,841.86x = 180,737,229.07
  5. Step 5: Solve for x
    x = 180,737,229.07/17,841.86
  6. Step 6: Final answer
    x = 10,129.96

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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.