Home / 26,899.48-40,351.38-8,181.19

Finding the Fourth Proportional to 26,899.48, 40,351.38 and 8,181.19

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Solution

The fourth proportional to 26,899.48, 40,351.38 and 8,181.19 is: 12,272.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,899.48 : 40,351.38 = 8,181.19 : x
  2. Step 2: Convert to fraction form
    26,899.48/40,351.38 = 8,181.19/x
  3. Step 3: Cross multiply
    26,899.48x = 40,351.38 × 8,181.19
  4. Step 4: Simplify right side
    26,899.48x = 330,122,306.54
  5. Step 5: Solve for x
    x = 330,122,306.54/26,899.48
  6. Step 6: Final answer
    x = 12,272.44

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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.