Home / 19,949.54-27,530.46-10,996.85

Finding the Fourth Proportional to 19,949.54, 27,530.46 and 10,996.85

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Solution

The fourth proportional to 19,949.54, 27,530.46 and 10,996.85 is: 15,175.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,949.54 : 27,530.46 = 10,996.85 : x
  2. Step 2: Convert to fraction form
    19,949.54/27,530.46 = 10,996.85/x
  3. Step 3: Cross multiply
    19,949.54x = 27,530.46 × 10,996.85
  4. Step 4: Simplify right side
    19,949.54x = 302,748,407.88
  5. Step 5: Solve for x
    x = 302,748,407.88/19,949.54
  6. Step 6: Final answer
    x = 15,175.71

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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.