Home / 14,168.26-21,251.58-5,404.06

Finding the Fourth Proportional to 14,168.26, 21,251.58 and 5,404.06

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Solution

The fourth proportional to 14,168.26, 21,251.58 and 5,404.06 is: 8,105.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,168.26 : 21,251.58 = 5,404.06 : x
  2. Step 2: Convert to fraction form
    14,168.26/21,251.58 = 5,404.06/x
  3. Step 3: Cross multiply
    14,168.26x = 21,251.58 × 5,404.06
  4. Step 4: Simplify right side
    14,168.26x = 114,844,813.41
  5. Step 5: Solve for x
    x = 114,844,813.41/14,168.26
  6. Step 6: Final answer
    x = 8,105.78

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1.5x scale

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.