Home / 26,872.54-40,253.37-15,745.44

Finding the Fourth Proportional to 26,872.54, 40,253.37 and 15,745.44

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Solution

The fourth proportional to 26,872.54, 40,253.37 and 15,745.44 is: 23,585.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,872.54 : 40,253.37 = 15,745.44 : x
  2. Step 2: Convert to fraction form
    26,872.54/40,253.37 = 15,745.44/x
  3. Step 3: Cross multiply
    26,872.54x = 40,253.37 × 15,745.44
  4. Step 4: Simplify right side
    26,872.54x = 633,807,022.13
  5. Step 5: Solve for x
    x = 633,807,022.13/26,872.54
  6. Step 6: Final answer
    x = 23,585.68

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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.