Home / 43,772.25-65,651.22-15,687.48

Finding the Fourth Proportional to 43,772.25, 65,651.22 and 15,687.48

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Solution

The fourth proportional to 43,772.25, 65,651.22 and 15,687.48 is: 23,528.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,772.25 : 65,651.22 = 15,687.48 : x
  2. Step 2: Convert to fraction form
    43,772.25/65,651.22 = 15,687.48/x
  3. Step 3: Cross multiply
    43,772.25x = 65,651.22 × 15,687.48
  4. Step 4: Simplify right side
    43,772.25x = 1,029,902,200.73
  5. Step 5: Solve for x
    x = 1,029,902,200.73/43,772.25
  6. Step 6: Final answer
    x = 23,528.66

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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.