Home / 39,243.60-54,155.04-22,249.44

Finding the Fourth Proportional to 39,243.60, 54,155.04 and 22,249.44

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Solution

The fourth proportional to 39,243.60, 54,155.04 and 22,249.44 is: 30,703.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,243.60 : 54,155.04 = 22,249.44 : x
  2. Step 2: Convert to fraction form
    39,243.60/54,155.04 = 22,249.44/x
  3. Step 3: Cross multiply
    39,243.60x = 54,155.04 × 22,249.44
  4. Step 4: Simplify right side
    39,243.60x = 1,204,919,313.18
  5. Step 5: Solve for x
    x = 1,204,919,313.18/39,243.60
  6. Step 6: Final answer
    x = 30,703.59

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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.