Home / 36,853.68-50,858.32-20,086.72

Finding the Fourth Proportional to 36,853.68, 50,858.32 and 20,086.72

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Solution

The fourth proportional to 36,853.68, 50,858.32 and 20,086.72 is: 27,719.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,853.68 : 50,858.32 = 20,086.72 : x
  2. Step 2: Convert to fraction form
    36,853.68/50,858.32 = 20,086.72/x
  3. Step 3: Cross multiply
    36,853.68x = 50,858.32 × 20,086.72
  4. Step 4: Simplify right side
    36,853.68x = 1,021,576,833.51
  5. Step 5: Solve for x
    x = 1,021,576,833.51/36,853.68
  6. Step 6: Final answer
    x = 27,719.81

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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.