Home / 36,087.15-49,798.92-20,171.86

Finding the Fourth Proportional to 36,087.15, 49,798.92 and 20,171.86

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Solution

The fourth proportional to 36,087.15, 49,798.92 and 20,171.86 is: 27,836.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,087.15 : 49,798.92 = 20,171.86 : x
  2. Step 2: Convert to fraction form
    36,087.15/49,798.92 = 20,171.86/x
  3. Step 3: Cross multiply
    36,087.15x = 49,798.92 × 20,171.86
  4. Step 4: Simplify right side
    36,087.15x = 1,004,536,842.39
  5. Step 5: Solve for x
    x = 1,004,536,842.39/36,087.15
  6. Step 6: Final answer
    x = 27,836.41

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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.