Home / 33,456.10-50,168.26-19,420.43

Finding the Fourth Proportional to 33,456.10, 50,168.26 and 19,420.43

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Solution

The fourth proportional to 33,456.10, 50,168.26 and 19,420.43 is: 29,121.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,456.10 : 50,168.26 = 19,420.43 : x
  2. Step 2: Convert to fraction form
    33,456.10/50,168.26 = 19,420.43/x
  3. Step 3: Cross multiply
    33,456.10x = 50,168.26 × 19,420.43
  4. Step 4: Simplify right side
    33,456.10x = 974,289,181.55
  5. Step 5: Solve for x
    x = 974,289,181.55/33,456.10
  6. Step 6: Final answer
    x = 29,121.42

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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.