Home / 14,344.20-21,517.25-3,814.07

Finding the Fourth Proportional to 14,344.20, 21,517.25 and 3,814.07

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Solution

The fourth proportional to 14,344.20, 21,517.25 and 3,814.07 is: 5,721.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,344.20 : 21,517.25 = 3,814.07 : x
  2. Step 2: Convert to fraction form
    14,344.20/21,517.25 = 3,814.07/x
  3. Step 3: Cross multiply
    14,344.20x = 21,517.25 × 3,814.07
  4. Step 4: Simplify right side
    14,344.20x = 82,068,171.05
  5. Step 5: Solve for x
    x = 82,068,171.05/14,344.20
  6. Step 6: Final answer
    x = 5,721.35

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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.