Home / 14,245.26-21,367.62-3,857.01

Finding the Fourth Proportional to 14,245.26, 21,367.62 and 3,857.01

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Solution

The fourth proportional to 14,245.26, 21,367.62 and 3,857.01 is: 5,785.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,245.26 : 21,367.62 = 3,857.01 : x
  2. Step 2: Convert to fraction form
    14,245.26/21,367.62 = 3,857.01/x
  3. Step 3: Cross multiply
    14,245.26x = 21,367.62 × 3,857.01
  4. Step 4: Simplify right side
    14,245.26x = 82,415,124.02
  5. Step 5: Solve for x
    x = 82,415,124.02/14,245.26
  6. Step 6: Final answer
    x = 5,785.44

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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.