Home / 33,091.20-49,636.80-16,453.80

Finding the Fourth Proportional to 33,091.20, 49,636.80 and 16,453.80

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Solution

The fourth proportional to 33,091.20, 49,636.80 and 16,453.80 is: 24,680.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,091.20 : 49,636.80 = 16,453.80 : x
  2. Step 2: Convert to fraction form
    33,091.20/49,636.80 = 16,453.80/x
  3. Step 3: Cross multiply
    33,091.20x = 49,636.80 × 16,453.80
  4. Step 4: Simplify right side
    33,091.20x = 816,713,979.84
  5. Step 5: Solve for x
    x = 816,713,979.84/33,091.20
  6. Step 6: Final answer
    x = 24,680.70

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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.