Home / 16,229.48-22,396.84-9,519.08

Finding the Fourth Proportional to 16,229.48, 22,396.84 and 9,519.08

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Solution

The fourth proportional to 16,229.48, 22,396.84 and 9,519.08 is: 13,136.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,229.48 : 22,396.84 = 9,519.08 : x
  2. Step 2: Convert to fraction form
    16,229.48/22,396.84 = 9,519.08/x
  3. Step 3: Cross multiply
    16,229.48x = 22,396.84 × 9,519.08
  4. Step 4: Simplify right side
    16,229.48x = 213,197,175.93
  5. Step 5: Solve for x
    x = 213,197,175.93/16,229.48
  6. Step 6: Final answer
    x = 13,136.42

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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.