Home / 39,249.67-54,159.96-22,255.87

Finding the Fourth Proportional to 39,249.67, 54,159.96 and 22,255.87

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Solution

The fourth proportional to 39,249.67, 54,159.96 and 22,255.87 is: 30,710.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,249.67 : 54,159.96 = 22,255.87 : x
  2. Step 2: Convert to fraction form
    39,249.67/54,159.96 = 22,255.87/x
  3. Step 3: Cross multiply
    39,249.67x = 54,159.96 × 22,255.87
  4. Step 4: Simplify right side
    39,249.67x = 1,205,377,028.97
  5. Step 5: Solve for x
    x = 1,205,377,028.97/39,249.67
  6. Step 6: Final answer
    x = 30,710.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.