Home / 36,181.48-54,272.34-18,656.44

Finding the Fourth Proportional to 36,181.48, 54,272.34 and 18,656.44

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Solution

The fourth proportional to 36,181.48, 54,272.34 and 18,656.44 is: 27,984.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,181.48 : 54,272.34 = 18,656.44 : x
  2. Step 2: Convert to fraction form
    36,181.48/54,272.34 = 18,656.44/x
  3. Step 3: Cross multiply
    36,181.48x = 54,272.34 × 18,656.44
  4. Step 4: Simplify right side
    36,181.48x = 1,012,528,654.87
  5. Step 5: Solve for x
    x = 1,012,528,654.87/36,181.48
  6. Step 6: Final answer
    x = 27,984.72

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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.