Home / 36,933.97-55,408.25-13,560.61

Finding the Fourth Proportional to 36,933.97, 55,408.25 and 13,560.61

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Solution

The fourth proportional to 36,933.97, 55,408.25 and 13,560.61 is: 20,343.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,933.97 : 55,408.25 = 13,560.61 : x
  2. Step 2: Convert to fraction form
    36,933.97/55,408.25 = 13,560.61/x
  3. Step 3: Cross multiply
    36,933.97x = 55,408.25 × 13,560.61
  4. Step 4: Simplify right side
    36,933.97x = 751,369,669.03
  5. Step 5: Solve for x
    x = 751,369,669.03/36,933.97
  6. Step 6: Final answer
    x = 20,343.59

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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.