Home / 21,850.38-32,786.51-10,744.07

Finding the Fourth Proportional to 21,850.38, 32,786.51 and 10,744.07

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Solution

The fourth proportional to 21,850.38, 32,786.51 and 10,744.07 is: 16,121.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,850.38 : 32,786.51 = 10,744.07 : x
  2. Step 2: Convert to fraction form
    21,850.38/32,786.51 = 10,744.07/x
  3. Step 3: Cross multiply
    21,850.38x = 32,786.51 × 10,744.07
  4. Step 4: Simplify right side
    21,850.38x = 352,260,340.84
  5. Step 5: Solve for x
    x = 352,260,340.84/21,850.38
  6. Step 6: Final answer
    x = 16,121.47

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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.