Home / 26,687.19-40,033.05-7,966.02

Finding the Fourth Proportional to 26,687.19, 40,033.05 and 7,966.02

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Solution

The fourth proportional to 26,687.19, 40,033.05 and 7,966.02 is: 11,949.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,687.19 : 40,033.05 = 7,966.02 : x
  2. Step 2: Convert to fraction form
    26,687.19/40,033.05 = 7,966.02/x
  3. Step 3: Cross multiply
    26,687.19x = 40,033.05 × 7,966.02
  4. Step 4: Simplify right side
    26,687.19x = 318,904,076.96
  5. Step 5: Solve for x
    x = 318,904,076.96/26,687.19
  6. Step 6: Final answer
    x = 11,949.71

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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.