Home / 19,946.22-27,524.79-10,992.12

Finding the Fourth Proportional to 19,946.22, 27,524.79 and 10,992.12

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Solution

The fourth proportional to 19,946.22, 27,524.79 and 10,992.12 is: 15,168.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,946.22 : 27,524.79 = 10,992.12 : x
  2. Step 2: Convert to fraction form
    19,946.22/27,524.79 = 10,992.12/x
  3. Step 3: Cross multiply
    19,946.22x = 27,524.79 × 10,992.12
  4. Step 4: Simplify right side
    19,946.22x = 302,555,794.65
  5. Step 5: Solve for x
    x = 302,555,794.65/19,946.22
  6. Step 6: Final answer
    x = 15,168.58

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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.