Home / 36,936.32-50,972.28-20,169.68

Finding the Fourth Proportional to 36,936.32, 50,972.28 and 20,169.68

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Solution

The fourth proportional to 36,936.32, 50,972.28 and 20,169.68 is: 27,834.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,936.32 : 50,972.28 = 20,169.68 : x
  2. Step 2: Convert to fraction form
    36,936.32/50,972.28 = 20,169.68/x
  3. Step 3: Cross multiply
    36,936.32x = 50,972.28 × 20,169.68
  4. Step 4: Simplify right side
    36,936.32x = 1,028,094,576.47
  5. Step 5: Solve for x
    x = 1,028,094,576.47/36,936.32
  6. Step 6: Final answer
    x = 27,834.24

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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.