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Finding the Fourth Proportional to 36,653.36, 54,859.80 and 27,839.84

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Solution

The fourth proportional to 36,653.36, 54,859.80 and 27,839.84 is: 41,668.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,653.36 : 54,859.80 = 27,839.84 : x
  2. Step 2: Convert to fraction form
    36,653.36/54,859.80 = 27,839.84/x
  3. Step 3: Cross multiply
    36,653.36x = 54,859.80 × 27,839.84
  4. Step 4: Simplify right side
    36,653.36x = 1,527,288,054.43
  5. Step 5: Solve for x
    x = 1,527,288,054.43/36,653.36
  6. Step 6: Final answer
    x = 41,668.43

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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.