Home / 26,872.62-40,308.91-9,342.44

Finding the Fourth Proportional to 26,872.62, 40,308.91 and 9,342.44

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Solution

The fourth proportional to 26,872.62, 40,308.91 and 9,342.44 is: 14,013.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,872.62 : 40,308.91 = 9,342.44 : x
  2. Step 2: Convert to fraction form
    26,872.62/40,308.91 = 9,342.44/x
  3. Step 3: Cross multiply
    26,872.62x = 40,308.91 × 9,342.44
  4. Step 4: Simplify right side
    26,872.62x = 376,583,573.14
  5. Step 5: Solve for x
    x = 376,583,573.14/26,872.62
  6. Step 6: Final answer
    x = 14,013.65

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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.