Home / 38,443.68-57,674.04-11,793.36

Finding the Fourth Proportional to 38,443.68, 57,674.04 and 11,793.36

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Solution

The fourth proportional to 38,443.68, 57,674.04 and 11,793.36 is: 17,692.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,443.68 : 57,674.04 = 11,793.36 : x
  2. Step 2: Convert to fraction form
    38,443.68/57,674.04 = 11,793.36/x
  3. Step 3: Cross multiply
    38,443.68x = 57,674.04 × 11,793.36
  4. Step 4: Simplify right side
    38,443.68x = 680,170,716.37
  5. Step 5: Solve for x
    x = 680,170,716.37/38,443.68
  6. Step 6: Final answer
    x = 17,692.65

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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.