Home / 14,229.94-21,342.46-3,839.26

Finding the Fourth Proportional to 14,229.94, 21,342.46 and 3,839.26

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Solution

The fourth proportional to 14,229.94, 21,342.46 and 3,839.26 is: 5,758.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,229.94 : 21,342.46 = 3,839.26 : x
  2. Step 2: Convert to fraction form
    14,229.94/21,342.46 = 3,839.26/x
  3. Step 3: Cross multiply
    14,229.94x = 21,342.46 × 3,839.26
  4. Step 4: Simplify right side
    14,229.94x = 81,939,252.98
  5. Step 5: Solve for x
    x = 81,939,252.98/14,229.94
  6. Step 6: Final answer
    x = 5,758.23

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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.