Home / 33,847.20-50,785.20-21,376.80

Finding the Fourth Proportional to 33,847.20, 50,785.20 and 21,376.80

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Solution

The fourth proportional to 33,847.20, 50,785.20 and 21,376.80 is: 32,074.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,847.20 : 50,785.20 = 21,376.80 : x
  2. Step 2: Convert to fraction form
    33,847.20/50,785.20 = 21,376.80/x
  3. Step 3: Cross multiply
    33,847.20x = 50,785.20 × 21,376.80
  4. Step 4: Simplify right side
    33,847.20x = 1,085,625,063.36
  5. Step 5: Solve for x
    x = 1,085,625,063.36/33,847.20
  6. Step 6: Final answer
    x = 32,074.29

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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.