Home / 26,481.72-39,717.20-7,756.73

Finding the Fourth Proportional to 26,481.72, 39,717.20 and 7,756.73

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Solution

The fourth proportional to 26,481.72, 39,717.20 and 7,756.73 is: 11,633.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,481.72 : 39,717.20 = 7,756.73 : x
  2. Step 2: Convert to fraction form
    26,481.72/39,717.20 = 7,756.73/x
  3. Step 3: Cross multiply
    26,481.72x = 39,717.20 × 7,756.73
  4. Step 4: Simplify right side
    26,481.72x = 308,075,527.72
  5. Step 5: Solve for x
    x = 308,075,527.72/26,481.72
  6. Step 6: Final answer
    x = 11,633.52

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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.