Home / 39,856.91-54,942.44-32,771.03

Finding the Fourth Proportional to 39,856.91, 54,942.44 and 32,771.03

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Solution

The fourth proportional to 39,856.91, 54,942.44 and 32,771.03 is: 45,174.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,856.91 : 54,942.44 = 32,771.03 : x
  2. Step 2: Convert to fraction form
    39,856.91/54,942.44 = 32,771.03/x
  3. Step 3: Cross multiply
    39,856.91x = 54,942.44 × 32,771.03
  4. Step 4: Simplify right side
    39,856.91x = 1,800,519,910.95
  5. Step 5: Solve for x
    x = 1,800,519,910.95/39,856.91
  6. Step 6: Final answer
    x = 45,174.60

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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.