Home / 39,634.38-59,441.85-13,338.54

Finding the Fourth Proportional to 39,634.38, 59,441.85 and 13,338.54

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Solution

The fourth proportional to 39,634.38, 59,441.85 and 13,338.54 is: 20,004.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,634.38 : 59,441.85 = 13,338.54 : x
  2. Step 2: Convert to fraction form
    39,634.38/59,441.85 = 13,338.54/x
  3. Step 3: Cross multiply
    39,634.38x = 59,441.85 × 13,338.54
  4. Step 4: Simplify right side
    39,634.38x = 792,867,493.90
  5. Step 5: Solve for x
    x = 792,867,493.90/39,634.38
  6. Step 6: Final answer
    x = 20,004.54

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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.