Home / 39,906.24-55,067.54-22,001.18

Finding the Fourth Proportional to 39,906.24, 55,067.54 and 22,001.18

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Solution

The fourth proportional to 39,906.24, 55,067.54 and 22,001.18 is: 30,359.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,906.24 : 55,067.54 = 22,001.18 : x
  2. Step 2: Convert to fraction form
    39,906.24/55,067.54 = 22,001.18/x
  3. Step 3: Cross multiply
    39,906.24x = 55,067.54 × 22,001.18
  4. Step 4: Simplify right side
    39,906.24x = 1,211,550,859.70
  5. Step 5: Solve for x
    x = 1,211,550,859.70/39,906.24
  6. Step 6: Final answer
    x = 30,359.94

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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.