Home / 36,868.62-55,297.54-18,143.65

Finding the Fourth Proportional to 36,868.62, 55,297.54 and 18,143.65

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Solution

The fourth proportional to 36,868.62, 55,297.54 and 18,143.65 is: 27,212.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,868.62 : 55,297.54 = 18,143.65 : x
  2. Step 2: Convert to fraction form
    36,868.62/55,297.54 = 18,143.65/x
  3. Step 3: Cross multiply
    36,868.62x = 55,297.54 × 18,143.65
  4. Step 4: Simplify right side
    36,868.62x = 1,003,298,890.32
  5. Step 5: Solve for x
    x = 1,003,298,890.32/36,868.62
  6. Step 6: Final answer
    x = 27,212.82

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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.