Home / 26,791.64-36,863.80-21,993.94

Finding the Fourth Proportional to 26,791.64, 36,863.80 and 21,993.94

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Solution

The fourth proportional to 26,791.64, 36,863.80 and 21,993.94 is: 30,262.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,791.64 : 36,863.80 = 21,993.94 : x
  2. Step 2: Convert to fraction form
    26,791.64/36,863.80 = 21,993.94/x
  3. Step 3: Cross multiply
    26,791.64x = 36,863.80 × 21,993.94
  4. Step 4: Simplify right side
    26,791.64x = 810,780,205.37
  5. Step 5: Solve for x
    x = 810,780,205.37/26,791.64
  6. Step 6: Final answer
    x = 30,262.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.