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Finding the Fourth Proportional to 39,793.65, 54,923.03 and 22,809.27

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Solution

The fourth proportional to 39,793.65, 54,923.03 and 22,809.27 is: 31,481.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,793.65 : 54,923.03 = 22,809.27 : x
  2. Step 2: Convert to fraction form
    39,793.65/54,923.03 = 22,809.27/x
  3. Step 3: Cross multiply
    39,793.65x = 54,923.03 × 22,809.27
  4. Step 4: Simplify right side
    39,793.65x = 1,252,754,106.44
  5. Step 5: Solve for x
    x = 1,252,754,106.44/39,793.65
  6. Step 6: Final answer
    x = 31,481.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.