Home / 50,453.88-75,687.09-17,171.38

Finding the Fourth Proportional to 50,453.88, 75,687.09 and 17,171.38

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Solution

The fourth proportional to 50,453.88, 75,687.09 and 17,171.38 is: 25,759.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,453.88 : 75,687.09 = 17,171.38 : x
  2. Step 2: Convert to fraction form
    50,453.88/75,687.09 = 17,171.38/x
  3. Step 3: Cross multiply
    50,453.88x = 75,687.09 × 17,171.38
  4. Step 4: Simplify right side
    50,453.88x = 1,299,651,783.48
  5. Step 5: Solve for x
    x = 1,299,651,783.48/50,453.88
  6. Step 6: Final answer
    x = 25,759.21

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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.