Home / 26,986.65-40,481.19-8,265.32

Finding the Fourth Proportional to 26,986.65, 40,481.19 and 8,265.32

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Solution

The fourth proportional to 26,986.65, 40,481.19 and 8,265.32 is: 12,398.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,986.65 : 40,481.19 = 8,265.32 : x
  2. Step 2: Convert to fraction form
    26,986.65/40,481.19 = 8,265.32/x
  3. Step 3: Cross multiply
    26,986.65x = 40,481.19 × 8,265.32
  4. Step 4: Simplify right side
    26,986.65x = 334,590,189.68
  5. Step 5: Solve for x
    x = 334,590,189.68/26,986.65
  6. Step 6: Final answer
    x = 12,398.36

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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.