Home / 33,121.53-49,677.42-10,935.63

Finding the Fourth Proportional to 33,121.53, 49,677.42 and 10,935.63

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Solution

The fourth proportional to 33,121.53, 49,677.42 and 10,935.63 is: 16,401.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,121.53 : 49,677.42 = 10,935.63 : x
  2. Step 2: Convert to fraction form
    33,121.53/49,677.42 = 10,935.63/x
  3. Step 3: Cross multiply
    33,121.53x = 49,677.42 × 10,935.63
  4. Step 4: Simplify right side
    33,121.53x = 543,253,884.47
  5. Step 5: Solve for x
    x = 543,253,884.47/33,121.53
  6. Step 6: Final answer
    x = 16,401.84

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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.