Home / 26,481.14-39,721.68-6,759.70

Finding the Fourth Proportional to 26,481.14, 39,721.68 and 6,759.70

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Solution

The fourth proportional to 26,481.14, 39,721.68 and 6,759.70 is: 10,139.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,481.14 : 39,721.68 = 6,759.70 : x
  2. Step 2: Convert to fraction form
    26,481.14/39,721.68 = 6,759.70/x
  3. Step 3: Cross multiply
    26,481.14x = 39,721.68 × 6,759.70
  4. Step 4: Simplify right side
    26,481.14x = 268,506,606.50
  5. Step 5: Solve for x
    x = 268,506,606.50/26,481.14
  6. Step 6: Final answer
    x = 10,139.54

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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.