Home / 56,697.43-85,021.56-17,245.44

Finding the Fourth Proportional to 56,697.43, 85,021.56 and 17,245.44

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Solution

The fourth proportional to 56,697.43, 85,021.56 and 17,245.44 is: 25,860.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,697.43 : 85,021.56 = 17,245.44 : x
  2. Step 2: Convert to fraction form
    56,697.43/85,021.56 = 17,245.44/x
  3. Step 3: Cross multiply
    56,697.43x = 85,021.56 × 17,245.44
  4. Step 4: Simplify right side
    56,697.43x = 1,466,234,211.69
  5. Step 5: Solve for x
    x = 1,466,234,211.69/56,697.43
  6. Step 6: Final answer
    x = 25,860.68

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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.