Home / 39,974.48-59,944.24-21,250

Finding the Fourth Proportional to 39,974.48, 59,944.24 and 21,250

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Solution

The fourth proportional to 39,974.48, 59,944.24 and 21,250 is: 31,865.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,974.48 : 59,944.24 = 21,250 : x
  2. Step 2: Convert to fraction form
    39,974.48/59,944.24 = 21,250/x
  3. Step 3: Cross multiply
    39,974.48x = 59,944.24 × 21,250
  4. Step 4: Simplify right side
    39,974.48x = 1,273,815,100
  5. Step 5: Solve for x
    x = 1,273,815,100/39,974.48
  6. Step 6: Final answer
    x = 31,865.71

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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.