Home / 38,908.71-53,910.87-38,067.93

Finding the Fourth Proportional to 38,908.71, 53,910.87 and 38,067.93

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Solution

The fourth proportional to 38,908.71, 53,910.87 and 38,067.93 is: 52,745.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,908.71 : 53,910.87 = 38,067.93 : x
  2. Step 2: Convert to fraction form
    38,908.71/53,910.87 = 38,067.93/x
  3. Step 3: Cross multiply
    38,908.71x = 53,910.87 × 38,067.93
  4. Step 4: Simplify right side
    38,908.71x = 2,052,275,225.40
  5. Step 5: Solve for x
    x = 2,052,275,225.40/38,908.71
  6. Step 6: Final answer
    x = 52,745.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.