Home / 40,207.88-60,292.64-18,021.44

Finding the Fourth Proportional to 40,207.88, 60,292.64 and 18,021.44

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Solution

The fourth proportional to 40,207.88, 60,292.64 and 18,021.44 is: 27,023.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,207.88 : 60,292.64 = 18,021.44 : x
  2. Step 2: Convert to fraction form
    40,207.88/60,292.64 = 18,021.44/x
  3. Step 3: Cross multiply
    40,207.88x = 60,292.64 × 18,021.44
  4. Step 4: Simplify right side
    40,207.88x = 1,086,560,194.20
  5. Step 5: Solve for x
    x = 1,086,560,194.20/40,207.88
  6. Step 6: Final answer
    x = 27,023.56

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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.