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Finding the Fourth Proportional to 36,456, 54,694.53 and 11,499.50

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Solution

The fourth proportional to 36,456, 54,694.53 and 11,499.50 is: 17,252.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,456 : 54,694.53 = 11,499.50 : x
  2. Step 2: Convert to fraction form
    36,456/54,694.53 = 11,499.50/x
  3. Step 3: Cross multiply
    36,456x = 54,694.53 × 11,499.50
  4. Step 4: Simplify right side
    36,456x = 628,959,474.26
  5. Step 5: Solve for x
    x = 628,959,474.26/36,456
  6. Step 6: Final answer
    x = 17,252.56

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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.