Home / 49,844.97-74,745.58-18,658.35

Finding the Fourth Proportional to 49,844.97, 74,745.58 and 18,658.35

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Solution

The fourth proportional to 49,844.97, 74,745.58 and 18,658.35 is: 27,979.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,844.97 : 74,745.58 = 18,658.35 : x
  2. Step 2: Convert to fraction form
    49,844.97/74,745.58 = 18,658.35/x
  3. Step 3: Cross multiply
    49,844.97x = 74,745.58 × 18,658.35
  4. Step 4: Simplify right side
    49,844.97x = 1,394,628,725.57
  5. Step 5: Solve for x
    x = 1,394,628,725.57/49,844.97
  6. Step 6: Final answer
    x = 27,979.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.