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Finding the Fourth Proportional to 29,843.49, 44,763.21 and 21,538.56

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Solution

The fourth proportional to 29,843.49, 44,763.21 and 21,538.56 is: 32,306.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,843.49 : 44,763.21 = 21,538.56 : x
  2. Step 2: Convert to fraction form
    29,843.49/44,763.21 = 21,538.56/x
  3. Step 3: Cross multiply
    29,843.49x = 44,763.21 × 21,538.56
  4. Step 4: Simplify right side
    29,843.49x = 964,135,084.38
  5. Step 5: Solve for x
    x = 964,135,084.38/29,843.49
  6. Step 6: Final answer
    x = 32,306.38

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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.