Home / 36,936.09-50,971.55-20,169.09

Finding the Fourth Proportional to 36,936.09, 50,971.55 and 20,169.09

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Solution

The fourth proportional to 36,936.09, 50,971.55 and 20,169.09 is: 27,833.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,936.09 : 50,971.55 = 20,169.09 : x
  2. Step 2: Convert to fraction form
    36,936.09/50,971.55 = 20,169.09/x
  3. Step 3: Cross multiply
    36,936.09x = 50,971.55 × 20,169.09
  4. Step 4: Simplify right side
    36,936.09x = 1,028,049,678.54
  5. Step 5: Solve for x
    x = 1,028,049,678.54/36,936.09
  6. Step 6: Final answer
    x = 27,833.20

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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.