Home / 14,249.31-21,352.09-8,694.33

Finding the Fourth Proportional to 14,249.31, 21,352.09 and 8,694.33

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Solution

The fourth proportional to 14,249.31, 21,352.09 and 8,694.33 is: 13,028.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249.31 : 21,352.09 = 8,694.33 : x
  2. Step 2: Convert to fraction form
    14,249.31/21,352.09 = 8,694.33/x
  3. Step 3: Cross multiply
    14,249.31x = 21,352.09 × 8,694.33
  4. Step 4: Simplify right side
    14,249.31x = 185,642,116.65
  5. Step 5: Solve for x
    x = 185,642,116.65/14,249.31
  6. Step 6: Final answer
    x = 13,028.15

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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.