Home / 39,249.75-54,163.53-22,255.62

Finding the Fourth Proportional to 39,249.75, 54,163.53 and 22,255.62

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Solution

The fourth proportional to 39,249.75, 54,163.53 and 22,255.62 is: 30,712.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,249.75 : 54,163.53 = 22,255.62 : x
  2. Step 2: Convert to fraction form
    39,249.75/54,163.53 = 22,255.62/x
  3. Step 3: Cross multiply
    39,249.75x = 54,163.53 × 22,255.62
  4. Step 4: Simplify right side
    39,249.75x = 1,205,442,941.54
  5. Step 5: Solve for x
    x = 1,205,442,941.54/39,249.75
  6. Step 6: Final answer
    x = 30,712.12

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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.