Home / 39,850.88-59,775.78-13,573.96

Finding the Fourth Proportional to 39,850.88, 59,775.78 and 13,573.96

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Solution

The fourth proportional to 39,850.88, 59,775.78 and 13,573.96 is: 20,360.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,850.88 : 59,775.78 = 13,573.96 : x
  2. Step 2: Convert to fraction form
    39,850.88/59,775.78 = 13,573.96/x
  3. Step 3: Cross multiply
    39,850.88x = 59,775.78 × 13,573.96
  4. Step 4: Simplify right side
    39,850.88x = 811,394,046.69
  5. Step 5: Solve for x
    x = 811,394,046.69/39,850.88
  6. Step 6: Final answer
    x = 20,360.76

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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.