Home / 36,181.32-54,273.78-11,238.36

Finding the Fourth Proportional to 36,181.32, 54,273.78 and 11,238.36

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Solution

The fourth proportional to 36,181.32, 54,273.78 and 11,238.36 is: 16,858.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,181.32 : 54,273.78 = 11,238.36 : x
  2. Step 2: Convert to fraction form
    36,181.32/54,273.78 = 11,238.36/x
  3. Step 3: Cross multiply
    36,181.32x = 54,273.78 × 11,238.36
  4. Step 4: Simplify right side
    36,181.32x = 609,948,278.20
  5. Step 5: Solve for x
    x = 609,948,278.20/36,181.32
  6. Step 6: Final answer
    x = 16,858.10

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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.