Home / 36,867.44-55,318.96-18,137.32

Finding the Fourth Proportional to 36,867.44, 55,318.96 and 18,137.32

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Solution

The fourth proportional to 36,867.44, 55,318.96 and 18,137.32 is: 27,214.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,867.44 : 55,318.96 = 18,137.32 : x
  2. Step 2: Convert to fraction form
    36,867.44/55,318.96 = 18,137.32/x
  3. Step 3: Cross multiply
    36,867.44x = 55,318.96 × 18,137.32
  4. Step 4: Simplify right side
    36,867.44x = 1,003,337,679.59
  5. Step 5: Solve for x
    x = 1,003,337,679.59/36,867.44
  6. Step 6: Final answer
    x = 27,214.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.