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Finding the Fourth Proportional to 33,822.80, 50,745.02 and 14,103.44

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Solution

The fourth proportional to 33,822.80, 50,745.02 and 14,103.44 is: 21,159.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,822.80 : 50,745.02 = 14,103.44 : x
  2. Step 2: Convert to fraction form
    33,822.80/50,745.02 = 14,103.44/x
  3. Step 3: Cross multiply
    33,822.80x = 50,745.02 × 14,103.44
  4. Step 4: Simplify right side
    33,822.80x = 715,679,344.87
  5. Step 5: Solve for x
    x = 715,679,344.87/33,822.80
  6. Step 6: Final answer
    x = 21,159.67

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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.