Home / 36,086.68-49,799.48-20,171.12

Finding the Fourth Proportional to 36,086.68, 49,799.48 and 20,171.12

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Solution

The fourth proportional to 36,086.68, 49,799.48 and 20,171.12 is: 27,836.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,086.68 : 49,799.48 = 20,171.12 : x
  2. Step 2: Convert to fraction form
    36,086.68/49,799.48 = 20,171.12/x
  3. Step 3: Cross multiply
    36,086.68x = 49,799.48 × 20,171.12
  4. Step 4: Simplify right side
    36,086.68x = 1,004,511,287.02
  5. Step 5: Solve for x
    x = 1,004,511,287.02/36,086.68
  6. Step 6: Final answer
    x = 27,836.07

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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.