Home / 33,760.36-50,671.20-17,978.60

Finding the Fourth Proportional to 33,760.36, 50,671.20 and 17,978.60

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Solution

The fourth proportional to 33,760.36, 50,671.20 and 17,978.60 is: 26,984.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,760.36 : 50,671.20 = 17,978.60 : x
  2. Step 2: Convert to fraction form
    33,760.36/50,671.20 = 17,978.60/x
  3. Step 3: Cross multiply
    33,760.36x = 50,671.20 × 17,978.60
  4. Step 4: Simplify right side
    33,760.36x = 910,997,236.32
  5. Step 5: Solve for x
    x = 910,997,236.32/33,760.36
  6. Step 6: Final answer
    x = 26,984.23

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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.