Home / 19,949.11-27,529.96-10,996.94

Finding the Fourth Proportional to 19,949.11, 27,529.96 and 10,996.94

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Solution

The fourth proportional to 19,949.11, 27,529.96 and 10,996.94 is: 15,175.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,949.11 : 27,529.96 = 10,996.94 : x
  2. Step 2: Convert to fraction form
    19,949.11/27,529.96 = 10,996.94/x
  3. Step 3: Cross multiply
    19,949.11x = 27,529.96 × 10,996.94
  4. Step 4: Simplify right side
    19,949.11x = 302,745,153.18
  5. Step 5: Solve for x
    x = 302,745,153.18/19,949.11
  6. Step 6: Final answer
    x = 15,175.87

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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.