Home / 14,369.43-21,554.82-3,839.70

Finding the Fourth Proportional to 14,369.43, 21,554.82 and 3,839.70

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Solution

The fourth proportional to 14,369.43, 21,554.82 and 3,839.70 is: 5,759.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,369.43 : 21,554.82 = 3,839.70 : x
  2. Step 2: Convert to fraction form
    14,369.43/21,554.82 = 3,839.70/x
  3. Step 3: Cross multiply
    14,369.43x = 21,554.82 × 3,839.70
  4. Step 4: Simplify right side
    14,369.43x = 82,764,042.35
  5. Step 5: Solve for x
    x = 82,764,042.35/14,369.43
  6. Step 6: Final answer
    x = 5,759.73

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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.