Home / 49,257.38-73,893.36-18,090.20

Finding the Fourth Proportional to 49,257.38, 73,893.36 and 18,090.20

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Solution

The fourth proportional to 49,257.38, 73,893.36 and 18,090.20 is: 27,137.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,257.38 : 73,893.36 = 18,090.20 : x
  2. Step 2: Convert to fraction form
    49,257.38/73,893.36 = 18,090.20/x
  3. Step 3: Cross multiply
    49,257.38x = 73,893.36 × 18,090.20
  4. Step 4: Simplify right side
    49,257.38x = 1,336,745,291.61
  5. Step 5: Solve for x
    x = 1,336,745,291.61/49,257.38
  6. Step 6: Final answer
    x = 27,137.97

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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.