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Finding the Fourth Proportional to 26,734.57, 40,101.85 and 8,266.57

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Solution

The fourth proportional to 26,734.57, 40,101.85 and 8,266.57 is: 12,399.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,734.57 : 40,101.85 = 8,266.57 : x
  2. Step 2: Convert to fraction form
    26,734.57/40,101.85 = 8,266.57/x
  3. Step 3: Cross multiply
    26,734.57x = 40,101.85 × 8,266.57
  4. Step 4: Simplify right side
    26,734.57x = 331,504,549.65
  5. Step 5: Solve for x
    x = 331,504,549.65/26,734.57
  6. Step 6: Final answer
    x = 12,399.85

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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.