Home / 22,418.73-30,934.98-13,467.84

Finding the Fourth Proportional to 22,418.73, 30,934.98 and 13,467.84

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Solution

The fourth proportional to 22,418.73, 30,934.98 and 13,467.84 is: 18,583.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,418.73 : 30,934.98 = 13,467.84 : x
  2. Step 2: Convert to fraction form
    22,418.73/30,934.98 = 13,467.84/x
  3. Step 3: Cross multiply
    22,418.73x = 30,934.98 × 13,467.84
  4. Step 4: Simplify right side
    22,418.73x = 416,627,361.04
  5. Step 5: Solve for x
    x = 416,627,361.04/22,418.73
  6. Step 6: Final answer
    x = 18,583.90

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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.