Home / 14,771.03-22,121.30-8,517.96

Finding the Fourth Proportional to 14,771.03, 22,121.30 and 8,517.96

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Solution

The fourth proportional to 14,771.03, 22,121.30 and 8,517.96 is: 12,756.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,771.03 : 22,121.30 = 8,517.96 : x
  2. Step 2: Convert to fraction form
    14,771.03/22,121.30 = 8,517.96/x
  3. Step 3: Cross multiply
    14,771.03x = 22,121.30 × 8,517.96
  4. Step 4: Simplify right side
    14,771.03x = 188,428,369.84
  5. Step 5: Solve for x
    x = 188,428,369.84/14,771.03
  6. Step 6: Final answer
    x = 12,756.62

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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.