Home / 26,787.36-40,183.74-7,067.28

Finding the Fourth Proportional to 26,787.36, 40,183.74 and 7,067.28

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Solution

The fourth proportional to 26,787.36, 40,183.74 and 7,067.28 is: 10,601.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,787.36 : 40,183.74 = 7,067.28 : x
  2. Step 2: Convert to fraction form
    26,787.36/40,183.74 = 7,067.28/x
  3. Step 3: Cross multiply
    26,787.36x = 40,183.74 × 7,067.28
  4. Step 4: Simplify right side
    26,787.36x = 283,989,742.03
  5. Step 5: Solve for x
    x = 283,989,742.03/26,787.36
  6. Step 6: Final answer
    x = 10,601.63

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1.5x scale

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.