Home / 36,936.28-50,972.16-20,169.28

Finding the Fourth Proportional to 36,936.28, 50,972.16 and 20,169.28

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Solution

The fourth proportional to 36,936.28, 50,972.16 and 20,169.28 is: 27,833.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,936.28 : 50,972.16 = 20,169.28 : x
  2. Step 2: Convert to fraction form
    36,936.28/50,972.16 = 20,169.28/x
  3. Step 3: Cross multiply
    36,936.28x = 50,972.16 × 20,169.28
  4. Step 4: Simplify right side
    36,936.28x = 1,028,071,767.24
  5. Step 5: Solve for x
    x = 1,028,071,767.24/36,936.28
  6. Step 6: Final answer
    x = 27,833.66

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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.