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Finding the Fourth Proportional to 43,757.25, 65,640.44 and 16,739.54

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Solution

The fourth proportional to 43,757.25, 65,640.44 and 16,739.54 is: 25,111.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,757.25 : 65,640.44 = 16,739.54 : x
  2. Step 2: Convert to fraction form
    43,757.25/65,640.44 = 16,739.54/x
  3. Step 3: Cross multiply
    43,757.25x = 65,640.44 × 16,739.54
  4. Step 4: Simplify right side
    43,757.25x = 1,098,790,771.00
  5. Step 5: Solve for x
    x = 1,098,790,771.00/43,757.25
  6. Step 6: Final answer
    x = 25,111.06

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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.