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Finding the Fourth Proportional to 17,949.29, 26,923.94 and 8,077.04

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Solution

The fourth proportional to 17,949.29, 26,923.94 and 8,077.04 is: 12,115.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,949.29 : 26,923.94 = 8,077.04 : x
  2. Step 2: Convert to fraction form
    17,949.29/26,923.94 = 8,077.04/x
  3. Step 3: Cross multiply
    17,949.29x = 26,923.94 × 8,077.04
  4. Step 4: Simplify right side
    17,949.29x = 217,465,605.72
  5. Step 5: Solve for x
    x = 217,465,605.72/17,949.29
  6. Step 6: Final answer
    x = 12,115.55

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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.