Home / 26,418.82-36,424.41-18,874.18

Finding the Fourth Proportional to 26,418.82, 36,424.41 and 18,874.18

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Solution

The fourth proportional to 26,418.82, 36,424.41 and 18,874.18 is: 26,022.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,418.82 : 36,424.41 = 18,874.18 : x
  2. Step 2: Convert to fraction form
    26,418.82/36,424.41 = 18,874.18/x
  3. Step 3: Cross multiply
    26,418.82x = 36,424.41 × 18,874.18
  4. Step 4: Simplify right side
    26,418.82x = 687,480,870.73
  5. Step 5: Solve for x
    x = 687,480,870.73/26,418.82
  6. Step 6: Final answer
    x = 26,022.39

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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.