Home / 33,418.55-50,073.14-20,230.95

Finding the Fourth Proportional to 33,418.55, 50,073.14 and 20,230.95

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Solution

The fourth proportional to 33,418.55, 50,073.14 and 20,230.95 is: 30,313.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,418.55 : 50,073.14 = 20,230.95 : x
  2. Step 2: Convert to fraction form
    33,418.55/50,073.14 = 20,230.95/x
  3. Step 3: Cross multiply
    33,418.55x = 50,073.14 × 20,230.95
  4. Step 4: Simplify right side
    33,418.55x = 1,013,027,090.53
  5. Step 5: Solve for x
    x = 1,013,027,090.53/33,418.55
  6. Step 6: Final answer
    x = 30,313.32

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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.