Home / 22,286.04-30,753.62-13,338.44

Finding the Fourth Proportional to 22,286.04, 30,753.62 and 13,338.44

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Solution

The fourth proportional to 22,286.04, 30,753.62 and 13,338.44 is: 18,406.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,286.04 : 30,753.62 = 13,338.44 : x
  2. Step 2: Convert to fraction form
    22,286.04/30,753.62 = 13,338.44/x
  3. Step 3: Cross multiply
    22,286.04x = 30,753.62 × 13,338.44
  4. Step 4: Simplify right side
    22,286.04x = 410,205,315.15
  5. Step 5: Solve for x
    x = 410,205,315.15/22,286.04
  6. Step 6: Final answer
    x = 18,406.38

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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.