Home / 18,662.05-27,997.02-6,181.37

Finding the Fourth Proportional to 18,662.05, 27,997.02 and 6,181.37

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Solution

The fourth proportional to 18,662.05, 27,997.02 and 6,181.37 is: 9,273.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,662.05 : 27,997.02 = 6,181.37 : x
  2. Step 2: Convert to fraction form
    18,662.05/27,997.02 = 6,181.37/x
  3. Step 3: Cross multiply
    18,662.05x = 27,997.02 × 6,181.37
  4. Step 4: Simplify right side
    18,662.05x = 173,059,799.53
  5. Step 5: Solve for x
    x = 173,059,799.53/18,662.05
  6. Step 6: Final answer
    x = 9,273.36

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1.5x scale

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.