Home / 33,356.88-50,040.78-13,630.14

Finding the Fourth Proportional to 33,356.88, 50,040.78 and 13,630.14

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Solution

The fourth proportional to 33,356.88, 50,040.78 and 13,630.14 is: 20,447.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,356.88 : 50,040.78 = 13,630.14 : x
  2. Step 2: Convert to fraction form
    33,356.88/50,040.78 = 13,630.14/x
  3. Step 3: Cross multiply
    33,356.88x = 50,040.78 × 13,630.14
  4. Step 4: Simplify right side
    33,356.88x = 682,062,837.11
  5. Step 5: Solve for x
    x = 682,062,837.11/33,356.88
  6. Step 6: Final answer
    x = 20,447.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.