Home / 19,944.33-27,523.44-10,991.64

Finding the Fourth Proportional to 19,944.33, 27,523.44 and 10,991.64

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Solution

The fourth proportional to 19,944.33, 27,523.44 and 10,991.64 is: 15,168.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,944.33 : 27,523.44 = 10,991.64 : x
  2. Step 2: Convert to fraction form
    19,944.33/27,523.44 = 10,991.64/x
  3. Step 3: Cross multiply
    19,944.33x = 27,523.44 × 10,991.64
  4. Step 4: Simplify right side
    19,944.33x = 302,527,744.04
  5. Step 5: Solve for x
    x = 302,527,744.04/19,944.33
  6. Step 6: Final answer
    x = 15,168.61

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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.