Home / 33,285.60-49,914.68-13,550.80

Finding the Fourth Proportional to 33,285.60, 49,914.68 and 13,550.80

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Solution

The fourth proportional to 33,285.60, 49,914.68 and 13,550.80 is: 20,320.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,285.60 : 49,914.68 = 13,550.80 : x
  2. Step 2: Convert to fraction form
    33,285.60/49,914.68 = 13,550.80/x
  3. Step 3: Cross multiply
    33,285.60x = 49,914.68 × 13,550.80
  4. Step 4: Simplify right side
    33,285.60x = 676,383,845.74
  5. Step 5: Solve for x
    x = 676,383,845.74/33,285.60
  6. Step 6: Final answer
    x = 20,320.61

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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.