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Finding the Fourth Proportional to 33,880.88, 50,791.04 and 17,231.60

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Solution

The fourth proportional to 33,880.88, 50,791.04 and 17,231.60 is: 25,832.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,880.88 : 50,791.04 = 17,231.60 : x
  2. Step 2: Convert to fraction form
    33,880.88/50,791.04 = 17,231.60/x
  3. Step 3: Cross multiply
    33,880.88x = 50,791.04 × 17,231.60
  4. Step 4: Simplify right side
    33,880.88x = 875,210,884.86
  5. Step 5: Solve for x
    x = 875,210,884.86/33,880.88
  6. Step 6: Final answer
    x = 25,832.00

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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.