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Finding the Fourth Proportional to 44,287.12, 66,361.48 and 27,836.56

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Solution

The fourth proportional to 44,287.12, 66,361.48 and 27,836.56 is: 41,711.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,287.12 : 66,361.48 = 27,836.56 : x
  2. Step 2: Convert to fraction form
    44,287.12/66,361.48 = 27,836.56/x
  3. Step 3: Cross multiply
    44,287.12x = 66,361.48 × 27,836.56
  4. Step 4: Simplify right side
    44,287.12x = 1,847,275,319.71
  5. Step 5: Solve for x
    x = 1,847,275,319.71/44,287.12
  6. Step 6: Final answer
    x = 41,711.34

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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.