Home / 22,273.94-30,738.04-13,321.44

Finding the Fourth Proportional to 22,273.94, 30,738.04 and 13,321.44

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Solution

The fourth proportional to 22,273.94, 30,738.04 and 13,321.44 is: 18,383.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,273.94 : 30,738.04 = 13,321.44 : x
  2. Step 2: Convert to fraction form
    22,273.94/30,738.04 = 13,321.44/x
  3. Step 3: Cross multiply
    22,273.94x = 30,738.04 × 13,321.44
  4. Step 4: Simplify right side
    22,273.94x = 409,474,888.97
  5. Step 5: Solve for x
    x = 409,474,888.97/22,273.94
  6. Step 6: Final answer
    x = 18,383.59

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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.