Home / 36,090.39-49,797.62-20,171.77

Finding the Fourth Proportional to 36,090.39, 49,797.62 and 20,171.77

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Solution

The fourth proportional to 36,090.39, 49,797.62 and 20,171.77 is: 27,833.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,090.39 : 49,797.62 = 20,171.77 : x
  2. Step 2: Convert to fraction form
    36,090.39/49,797.62 = 20,171.77/x
  3. Step 3: Cross multiply
    36,090.39x = 49,797.62 × 20,171.77
  4. Step 4: Simplify right side
    36,090.39x = 1,004,505,987.48
  5. Step 5: Solve for x
    x = 1,004,505,987.48/36,090.39
  6. Step 6: Final answer
    x = 27,833.06

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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.