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Finding the Fourth Proportional to 17,951.22, 26,922.78 and 6,853.95

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Solution

The fourth proportional to 17,951.22, 26,922.78 and 6,853.95 is: 10,279.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,951.22 : 26,922.78 = 6,853.95 : x
  2. Step 2: Convert to fraction form
    17,951.22/26,922.78 = 6,853.95/x
  3. Step 3: Cross multiply
    17,951.22x = 26,922.78 × 6,853.95
  4. Step 4: Simplify right side
    17,951.22x = 184,527,387.98
  5. Step 5: Solve for x
    x = 184,527,387.98/17,951.22
  6. Step 6: Final answer
    x = 10,279.38

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1.5x scale

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.