Home / 50,507.30-75,761.33-22,419.80

Finding the Fourth Proportional to 50,507.30, 75,761.33 and 22,419.80

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Solution

The fourth proportional to 50,507.30, 75,761.33 and 22,419.80 is: 33,629.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,507.30 : 75,761.33 = 22,419.80 : x
  2. Step 2: Convert to fraction form
    50,507.30/75,761.33 = 22,419.80/x
  3. Step 3: Cross multiply
    50,507.30x = 75,761.33 × 22,419.80
  4. Step 4: Simplify right side
    50,507.30x = 1,698,553,766.07
  5. Step 5: Solve for x
    x = 1,698,553,766.07/50,507.30
  6. Step 6: Final answer
    x = 33,629.87

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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.