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Finding the Fourth Proportional to 23,201.80, 34,729.80 and 22,472.80

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Solution

The fourth proportional to 23,201.80, 34,729.80 and 22,472.80 is: 33,638.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,201.80 : 34,729.80 = 22,472.80 : x
  2. Step 2: Convert to fraction form
    23,201.80/34,729.80 = 22,472.80/x
  3. Step 3: Cross multiply
    23,201.80x = 34,729.80 × 22,472.80
  4. Step 4: Simplify right side
    23,201.80x = 780,475,849.44
  5. Step 5: Solve for x
    x = 780,475,849.44/23,201.80
  6. Step 6: Final answer
    x = 33,638.59

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1.5x scale

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.