Home / 33,254.60-49,857.10-20,104.20

Finding the Fourth Proportional to 33,254.60, 49,857.10 and 20,104.20

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Solution

The fourth proportional to 33,254.60, 49,857.10 and 20,104.20 is: 30,141.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,254.60 : 49,857.10 = 20,104.20 : x
  2. Step 2: Convert to fraction form
    33,254.60/49,857.10 = 20,104.20/x
  3. Step 3: Cross multiply
    33,254.60x = 49,857.10 × 20,104.20
  4. Step 4: Simplify right side
    33,254.60x = 1,002,337,109.82
  5. Step 5: Solve for x
    x = 1,002,337,109.82/33,254.60
  6. Step 6: Final answer
    x = 30,141.31

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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.