Home / 26,375.40-39,556.89-7,650.50

Finding the Fourth Proportional to 26,375.40, 39,556.89 and 7,650.50

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Solution

The fourth proportional to 26,375.40, 39,556.89 and 7,650.50 is: 11,473.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,375.40 : 39,556.89 = 7,650.50 : x
  2. Step 2: Convert to fraction form
    26,375.40/39,556.89 = 7,650.50/x
  3. Step 3: Cross multiply
    26,375.40x = 39,556.89 × 7,650.50
  4. Step 4: Simplify right side
    26,375.40x = 302,629,789.16
  5. Step 5: Solve for x
    x = 302,629,789.16/26,375.40
  6. Step 6: Final answer
    x = 11,473.94

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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.