Home / 21,965.74-32,951.83-6,967.86

Finding the Fourth Proportional to 21,965.74, 32,951.83 and 6,967.86

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Solution

The fourth proportional to 21,965.74, 32,951.83 and 6,967.86 is: 10,452.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,965.74 : 32,951.83 = 6,967.86 : x
  2. Step 2: Convert to fraction form
    21,965.74/32,951.83 = 6,967.86/x
  3. Step 3: Cross multiply
    21,965.74x = 32,951.83 × 6,967.86
  4. Step 4: Simplify right side
    21,965.74x = 229,603,738.18
  5. Step 5: Solve for x
    x = 229,603,738.18/21,965.74
  6. Step 6: Final answer
    x = 10,452.81

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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.