Home / 49,091.97-73,636.49-13,555.45

Finding the Fourth Proportional to 49,091.97, 73,636.49 and 13,555.45

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Solution

The fourth proportional to 49,091.97, 73,636.49 and 13,555.45 is: 20,332.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,091.97 : 73,636.49 = 13,555.45 : x
  2. Step 2: Convert to fraction form
    49,091.97/73,636.49 = 13,555.45/x
  3. Step 3: Cross multiply
    49,091.97x = 73,636.49 × 13,555.45
  4. Step 4: Simplify right side
    49,091.97x = 998,175,884.30
  5. Step 5: Solve for x
    x = 998,175,884.30/49,091.97
  6. Step 6: Final answer
    x = 20,332.77

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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.