Home / 15,233.25-21,022.17-8,519.62

Finding the Fourth Proportional to 15,233.25, 21,022.17 and 8,519.62

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Solution

The fourth proportional to 15,233.25, 21,022.17 and 8,519.62 is: 11,757.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,233.25 : 21,022.17 = 8,519.62 : x
  2. Step 2: Convert to fraction form
    15,233.25/21,022.17 = 8,519.62/x
  3. Step 3: Cross multiply
    15,233.25x = 21,022.17 × 8,519.62
  4. Step 4: Simplify right side
    15,233.25x = 179,100,899.98
  5. Step 5: Solve for x
    x = 179,100,899.98/15,233.25
  6. Step 6: Final answer
    x = 11,757.23

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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.