Home / 15,233.44-21,022.62-8,519.35

Finding the Fourth Proportional to 15,233.44, 21,022.62 and 8,519.35

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Solution

The fourth proportional to 15,233.44, 21,022.62 and 8,519.35 is: 11,756.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,233.44 : 21,022.62 = 8,519.35 : x
  2. Step 2: Convert to fraction form
    15,233.44/21,022.62 = 8,519.35/x
  3. Step 3: Cross multiply
    15,233.44x = 21,022.62 × 8,519.35
  4. Step 4: Simplify right side
    15,233.44x = 179,099,057.70
  5. Step 5: Solve for x
    x = 179,099,057.70/15,233.44
  6. Step 6: Final answer
    x = 11,756.97

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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.