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Finding the Fourth Proportional to 26,907.68, 40,348.92 and 9,375.32

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Solution

The fourth proportional to 26,907.68, 40,348.92 and 9,375.32 is: 14,058.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,907.68 : 40,348.92 = 9,375.32 : x
  2. Step 2: Convert to fraction form
    26,907.68/40,348.92 = 9,375.32/x
  3. Step 3: Cross multiply
    26,907.68x = 40,348.92 × 9,375.32
  4. Step 4: Simplify right side
    26,907.68x = 378,284,036.65
  5. Step 5: Solve for x
    x = 378,284,036.65/26,907.68
  6. Step 6: Final answer
    x = 14,058.59

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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.