Home / 36,942.94-50,981.58-21,028.41

Finding the Fourth Proportional to 36,942.94, 50,981.58 and 21,028.41

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Solution

The fourth proportional to 36,942.94, 50,981.58 and 21,028.41 is: 29,019.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,942.94 : 50,981.58 = 21,028.41 : x
  2. Step 2: Convert to fraction form
    36,942.94/50,981.58 = 21,028.41/x
  3. Step 3: Cross multiply
    36,942.94x = 50,981.58 × 21,028.41
  4. Step 4: Simplify right side
    36,942.94x = 1,072,061,507.55
  5. Step 5: Solve for x
    x = 1,072,061,507.55/36,942.94
  6. Step 6: Final answer
    x = 29,019.39

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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.