Home / 16,229.08-22,396.42-9,519.55

Finding the Fourth Proportional to 16,229.08, 22,396.42 and 9,519.55

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Solution

The fourth proportional to 16,229.08, 22,396.42 and 9,519.55 is: 13,137.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,229.08 : 22,396.42 = 9,519.55 : x
  2. Step 2: Convert to fraction form
    16,229.08/22,396.42 = 9,519.55/x
  3. Step 3: Cross multiply
    16,229.08x = 22,396.42 × 9,519.55
  4. Step 4: Simplify right side
    16,229.08x = 213,203,795.92
  5. Step 5: Solve for x
    x = 213,203,795.92/16,229.08
  6. Step 6: Final answer
    x = 13,137.15

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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.