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Finding the Fourth Proportional to 36,512.75, 54,769.13 and 8,810.75

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Solution

The fourth proportional to 36,512.75, 54,769.13 and 8,810.75 is: 13,216.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,512.75 : 54,769.13 = 8,810.75 : x
  2. Step 2: Convert to fraction form
    36,512.75/54,769.13 = 8,810.75/x
  3. Step 3: Cross multiply
    36,512.75x = 54,769.13 × 8,810.75
  4. Step 4: Simplify right side
    36,512.75x = 482,557,112.15
  5. Step 5: Solve for x
    x = 482,557,112.15/36,512.75
  6. Step 6: Final answer
    x = 13,216.13

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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.