Home / 15,960.11-23,951.09-5,571.86

Finding the Fourth Proportional to 15,960.11, 23,951.09 and 5,571.86

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Solution

The fourth proportional to 15,960.11, 23,951.09 and 5,571.86 is: 8,361.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,960.11 : 23,951.09 = 5,571.86 : x
  2. Step 2: Convert to fraction form
    15,960.11/23,951.09 = 5,571.86/x
  3. Step 3: Cross multiply
    15,960.11x = 23,951.09 × 5,571.86
  4. Step 4: Simplify right side
    15,960.11x = 133,451,972.71
  5. Step 5: Solve for x
    x = 133,451,972.71/15,960.11
  6. Step 6: Final answer
    x = 8,361.60

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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.