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Finding the Fourth Proportional to 33,196.60, 49,794.90 and 30,662.20

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Solution

The fourth proportional to 33,196.60, 49,794.90 and 30,662.20 is: 45,993.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,196.60 : 49,794.90 = 30,662.20 : x
  2. Step 2: Convert to fraction form
    33,196.60/49,794.90 = 30,662.20/x
  3. Step 3: Cross multiply
    33,196.60x = 49,794.90 × 30,662.20
  4. Step 4: Simplify right side
    33,196.60x = 1,526,821,182.78
  5. Step 5: Solve for x
    x = 1,526,821,182.78/33,196.60
  6. Step 6: Final answer
    x = 45,993.30

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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.