Home / 54,933.53-82,408.19-16,985.75

Finding the Fourth Proportional to 54,933.53, 82,408.19 and 16,985.75

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Solution

The fourth proportional to 54,933.53, 82,408.19 and 16,985.75 is: 25,481.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,933.53 : 82,408.19 = 16,985.75 : x
  2. Step 2: Convert to fraction form
    54,933.53/82,408.19 = 16,985.75/x
  3. Step 3: Cross multiply
    54,933.53x = 82,408.19 × 16,985.75
  4. Step 4: Simplify right side
    54,933.53x = 1,399,765,034.38
  5. Step 5: Solve for x
    x = 1,399,765,034.38/54,933.53
  6. Step 6: Final answer
    x = 25,481.07

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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.