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Finding the Fourth Proportional to 36,517.25, 54,775.88 and 11,893.25

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Solution

The fourth proportional to 36,517.25, 54,775.88 and 11,893.25 is: 17,839.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,517.25 : 54,775.88 = 11,893.25 : x
  2. Step 2: Convert to fraction form
    36,517.25/54,775.88 = 11,893.25/x
  3. Step 3: Cross multiply
    36,517.25x = 54,775.88 × 11,893.25
  4. Step 4: Simplify right side
    36,517.25x = 651,463,234.81
  5. Step 5: Solve for x
    x = 651,463,234.81/36,517.25
  6. Step 6: Final answer
    x = 17,839.88

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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.