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Finding the Fourth Proportional to 43,757.64, 65,531.97 and 22,640.94

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Solution

The fourth proportional to 43,757.64, 65,531.97 and 22,640.94 is: 33,907.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,757.64 : 65,531.97 = 22,640.94 : x
  2. Step 2: Convert to fraction form
    43,757.64/65,531.97 = 22,640.94/x
  3. Step 3: Cross multiply
    43,757.64x = 65,531.97 × 22,640.94
  4. Step 4: Simplify right side
    43,757.64x = 1,483,705,400.85
  5. Step 5: Solve for x
    x = 1,483,705,400.85/43,757.64
  6. Step 6: Final answer
    x = 33,907.35

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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.