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Finding the Fourth Proportional to 17,951.41, 26,927.13 and 8,589.22

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Solution

The fourth proportional to 17,951.41, 26,927.13 and 8,589.22 is: 12,883.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,951.41 : 26,927.13 = 8,589.22 : x
  2. Step 2: Convert to fraction form
    17,951.41/26,927.13 = 8,589.22/x
  3. Step 3: Cross multiply
    17,951.41x = 26,927.13 × 8,589.22
  4. Step 4: Simplify right side
    17,951.41x = 231,282,944.01
  5. Step 5: Solve for x
    x = 231,282,944.01/17,951.41
  6. Step 6: Final answer
    x = 12,883.83

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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.