Home / 36,938.10-50,974.62-20,171.10

Finding the Fourth Proportional to 36,938.10, 50,974.62 and 20,171.10

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Solution

The fourth proportional to 36,938.10, 50,974.62 and 20,171.10 is: 27,836.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,938.10 : 50,974.62 = 20,171.10 : x
  2. Step 2: Convert to fraction form
    36,938.10/50,974.62 = 20,171.10/x
  3. Step 3: Cross multiply
    36,938.10x = 50,974.62 × 20,171.10
  4. Step 4: Simplify right side
    36,938.10x = 1,028,214,157.48
  5. Step 5: Solve for x
    x = 1,028,214,157.48/36,938.10
  6. Step 6: Final answer
    x = 27,836.14

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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.