Home / 14,198.20-21,299.86-4,837.70

Finding the Fourth Proportional to 14,198.20, 21,299.86 and 4,837.70

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Solution

The fourth proportional to 14,198.20, 21,299.86 and 4,837.70 is: 7,257.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,198.20 : 21,299.86 = 4,837.70 : x
  2. Step 2: Convert to fraction form
    14,198.20/21,299.86 = 4,837.70/x
  3. Step 3: Cross multiply
    14,198.20x = 21,299.86 × 4,837.70
  4. Step 4: Simplify right side
    14,198.20x = 103,042,332.72
  5. Step 5: Solve for x
    x = 103,042,332.72/14,198.20
  6. Step 6: Final answer
    x = 7,257.42

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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.