Home / 57,791.08-79,755.78-32,644.36

Finding the Fourth Proportional to 57,791.08, 79,755.78 and 32,644.36

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Solution

The fourth proportional to 57,791.08, 79,755.78 and 32,644.36 is: 45,051.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,791.08 : 79,755.78 = 32,644.36 : x
  2. Step 2: Convert to fraction form
    57,791.08/79,755.78 = 32,644.36/x
  3. Step 3: Cross multiply
    57,791.08x = 79,755.78 × 32,644.36
  4. Step 4: Simplify right side
    57,791.08x = 2,603,576,394.40
  5. Step 5: Solve for x
    x = 2,603,576,394.40/57,791.08
  6. Step 6: Final answer
    x = 45,051.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.