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Finding the Fourth Proportional to 33,179.60, 49,783.80 and 16,763.60

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Solution

The fourth proportional to 33,179.60, 49,783.80 and 16,763.60 is: 25,152.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,179.60 : 49,783.80 = 16,763.60 : x
  2. Step 2: Convert to fraction form
    33,179.60/49,783.80 = 16,763.60/x
  3. Step 3: Cross multiply
    33,179.60x = 49,783.80 × 16,763.60
  4. Step 4: Simplify right side
    33,179.60x = 834,555,709.68
  5. Step 5: Solve for x
    x = 834,555,709.68/33,179.60
  6. Step 6: Final answer
    x = 25,152.68

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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.