Home / 27,849.42-41,765.76-8,122.68

Finding the Fourth Proportional to 27,849.42, 41,765.76 and 8,122.68

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Solution

The fourth proportional to 27,849.42, 41,765.76 and 8,122.68 is: 12,181.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,849.42 : 41,765.76 = 8,122.68 : x
  2. Step 2: Convert to fraction form
    27,849.42/41,765.76 = 8,122.68/x
  3. Step 3: Cross multiply
    27,849.42x = 41,765.76 × 8,122.68
  4. Step 4: Simplify right side
    27,849.42x = 339,249,903.44
  5. Step 5: Solve for x
    x = 339,249,903.44/27,849.42
  6. Step 6: Final answer
    x = 12,181.58

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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.