Home / 11,951.24-17,902.20-7,005.86

Finding the Fourth Proportional to 11,951.24, 17,902.20 and 7,005.86

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Solution

The fourth proportional to 11,951.24, 17,902.20 and 7,005.86 is: 10,494.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,951.24 : 17,902.20 = 7,005.86 : x
  2. Step 2: Convert to fraction form
    11,951.24/17,902.20 = 7,005.86/x
  3. Step 3: Cross multiply
    11,951.24x = 17,902.20 × 7,005.86
  4. Step 4: Simplify right side
    11,951.24x = 125,420,306.89
  5. Step 5: Solve for x
    x = 125,420,306.89/11,951.24
  6. Step 6: Final answer
    x = 10,494.33

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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.