Home / 19,949.41-27,530.58-10,997.56

Finding the Fourth Proportional to 19,949.41, 27,530.58 and 10,997.56

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Solution

The fourth proportional to 19,949.41, 27,530.58 and 10,997.56 is: 15,176.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,949.41 : 27,530.58 = 10,997.56 : x
  2. Step 2: Convert to fraction form
    19,949.41/27,530.58 = 10,997.56/x
  3. Step 3: Cross multiply
    19,949.41x = 27,530.58 × 10,997.56
  4. Step 4: Simplify right side
    19,949.41x = 302,769,205.38
  5. Step 5: Solve for x
    x = 302,769,205.38/19,949.41
  6. Step 6: Final answer
    x = 15,176.85

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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.