Home / 39,908.07-55,073.97-22,003.83

Finding the Fourth Proportional to 39,908.07, 55,073.97 and 22,003.83

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Solution

The fourth proportional to 39,908.07, 55,073.97 and 22,003.83 is: 30,365.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,908.07 : 55,073.97 = 22,003.83 : x
  2. Step 2: Convert to fraction form
    39,908.07/55,073.97 = 22,003.83/x
  3. Step 3: Cross multiply
    39,908.07x = 55,073.97 × 22,003.83
  4. Step 4: Simplify right side
    39,908.07x = 1,211,838,273.31
  5. Step 5: Solve for x
    x = 1,211,838,273.31/39,908.07
  6. Step 6: Final answer
    x = 30,365.74

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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.