Home / 36,107.92-49,826.64-19,974.80

Finding the Fourth Proportional to 36,107.92, 49,826.64 and 19,974.80

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Solution

The fourth proportional to 36,107.92, 49,826.64 and 19,974.80 is: 27,563.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,107.92 : 49,826.64 = 19,974.80 : x
  2. Step 2: Convert to fraction form
    36,107.92/49,826.64 = 19,974.80/x
  3. Step 3: Cross multiply
    36,107.92x = 49,826.64 × 19,974.80
  4. Step 4: Simplify right side
    36,107.92x = 995,277,168.67
  5. Step 5: Solve for x
    x = 995,277,168.67/36,107.92
  6. Step 6: Final answer
    x = 27,563.96

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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.