Home / 27,715.46-41,567.11-7,989.73

Finding the Fourth Proportional to 27,715.46, 41,567.11 and 7,989.73

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Solution

The fourth proportional to 27,715.46, 41,567.11 and 7,989.73 is: 11,982.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,715.46 : 41,567.11 = 7,989.73 : x
  2. Step 2: Convert to fraction form
    27,715.46/41,567.11 = 7,989.73/x
  3. Step 3: Cross multiply
    27,715.46x = 41,567.11 × 7,989.73
  4. Step 4: Simplify right side
    27,715.46x = 332,109,738.00
  5. Step 5: Solve for x
    x = 332,109,738.00/27,715.46
  6. Step 6: Final answer
    x = 11,982.84

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1.5x scale

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.