Home / 26,908.78-40,363.68-15,055.85

Finding the Fourth Proportional to 26,908.78, 40,363.68 and 15,055.85

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Solution

The fourth proportional to 26,908.78, 40,363.68 and 15,055.85 is: 22,584.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,908.78 : 40,363.68 = 15,055.85 : x
  2. Step 2: Convert to fraction form
    26,908.78/40,363.68 = 15,055.85/x
  3. Step 3: Cross multiply
    26,908.78x = 40,363.68 × 15,055.85
  4. Step 4: Simplify right side
    26,908.78x = 607,709,511.53
  5. Step 5: Solve for x
    x = 607,709,511.53/26,908.78
  6. Step 6: Final answer
    x = 22,584.06

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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.