Home / 33,625.20-50,416.20-13,911.60

Finding the Fourth Proportional to 33,625.20, 50,416.20 and 13,911.60

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Solution

The fourth proportional to 33,625.20, 50,416.20 and 13,911.60 is: 20,858.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,625.20 : 50,416.20 = 13,911.60 : x
  2. Step 2: Convert to fraction form
    33,625.20/50,416.20 = 13,911.60/x
  3. Step 3: Cross multiply
    33,625.20x = 50,416.20 × 13,911.60
  4. Step 4: Simplify right side
    33,625.20x = 701,370,007.92
  5. Step 5: Solve for x
    x = 701,370,007.92/33,625.20
  6. Step 6: Final answer
    x = 20,858.46

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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.