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Finding the Fourth Proportional to 33,227.60, 49,855.80 and 16,811.60

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Solution

The fourth proportional to 33,227.60, 49,855.80 and 16,811.60 is: 25,224.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,227.60 : 49,855.80 = 16,811.60 : x
  2. Step 2: Convert to fraction form
    33,227.60/49,855.80 = 16,811.60/x
  3. Step 3: Cross multiply
    33,227.60x = 49,855.80 × 16,811.60
  4. Step 4: Simplify right side
    33,227.60x = 838,155,767.28
  5. Step 5: Solve for x
    x = 838,155,767.28/33,227.60
  6. Step 6: Final answer
    x = 25,224.69

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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.