Home / 43,522.88-65,273.76-20,126.96

Finding the Fourth Proportional to 43,522.88, 65,273.76 and 20,126.96

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Solution

The fourth proportional to 43,522.88, 65,273.76 and 20,126.96 is: 30,185.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,522.88 : 65,273.76 = 20,126.96 : x
  2. Step 2: Convert to fraction form
    43,522.88/65,273.76 = 20,126.96/x
  3. Step 3: Cross multiply
    43,522.88x = 65,273.76 × 20,126.96
  4. Step 4: Simplify right side
    43,522.88x = 1,313,762,356.57
  5. Step 5: Solve for x
    x = 1,313,762,356.57/43,522.88
  6. Step 6: Final answer
    x = 30,185.56

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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.