Home / 14,517.21-21,769.67-4,651.11

Finding the Fourth Proportional to 14,517.21, 21,769.67 and 4,651.11

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Solution

The fourth proportional to 14,517.21, 21,769.67 and 4,651.11 is: 6,974.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,517.21 : 21,769.67 = 4,651.11 : x
  2. Step 2: Convert to fraction form
    14,517.21/21,769.67 = 4,651.11/x
  3. Step 3: Cross multiply
    14,517.21x = 21,769.67 × 4,651.11
  4. Step 4: Simplify right side
    14,517.21x = 101,253,129.83
  5. Step 5: Solve for x
    x = 101,253,129.83/14,517.21
  6. Step 6: Final answer
    x = 6,974.70

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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.