Home / 14,239.94-19,651.42-7,952.31

Finding the Fourth Proportional to 14,239.94, 19,651.42 and 7,952.31

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Solution

The fourth proportional to 14,239.94, 19,651.42 and 7,952.31 is: 10,974.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,239.94 : 19,651.42 = 7,952.31 : x
  2. Step 2: Convert to fraction form
    14,239.94/19,651.42 = 7,952.31/x
  3. Step 3: Cross multiply
    14,239.94x = 19,651.42 × 7,952.31
  4. Step 4: Simplify right side
    14,239.94x = 156,274,183.78
  5. Step 5: Solve for x
    x = 156,274,183.78/14,239.94
  6. Step 6: Final answer
    x = 10,974.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.