Home / 14,183.46-21,269.00-4,320.43

Finding the Fourth Proportional to 14,183.46, 21,269.00 and 4,320.43

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Solution

The fourth proportional to 14,183.46, 21,269.00 and 4,320.43 is: 6,478.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,183.46 : 21,269.00 = 4,320.43 : x
  2. Step 2: Convert to fraction form
    14,183.46/21,269.00 = 4,320.43/x
  3. Step 3: Cross multiply
    14,183.46x = 21,269.00 × 4,320.43
  4. Step 4: Simplify right side
    14,183.46x = 91,891,183.30
  5. Step 5: Solve for x
    x = 91,891,183.30/14,183.46
  6. Step 6: Final answer
    x = 6,478.76

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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.