Home / 14,164.26-21,245.58-5,400.06

Finding the Fourth Proportional to 14,164.26, 21,245.58 and 5,400.06

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Solution

The fourth proportional to 14,164.26, 21,245.58 and 5,400.06 is: 8,099.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,164.26 : 21,245.58 = 5,400.06 : x
  2. Step 2: Convert to fraction form
    14,164.26/21,245.58 = 5,400.06/x
  3. Step 3: Cross multiply
    14,164.26x = 21,245.58 × 5,400.06
  4. Step 4: Simplify right side
    14,164.26x = 114,727,406.73
  5. Step 5: Solve for x
    x = 114,727,406.73/14,164.26
  6. Step 6: Final answer
    x = 8,099.78

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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.