Home / 19,949.32-27,528.81-10,996.33

Finding the Fourth Proportional to 19,949.32, 27,528.81 and 10,996.33

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Solution

The fourth proportional to 19,949.32, 27,528.81 and 10,996.33 is: 15,174.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,949.32 : 27,528.81 = 10,996.33 : x
  2. Step 2: Convert to fraction form
    19,949.32/27,528.81 = 10,996.33/x
  3. Step 3: Cross multiply
    19,949.32x = 27,528.81 × 10,996.33
  4. Step 4: Simplify right side
    19,949.32x = 302,715,879.27
  5. Step 5: Solve for x
    x = 302,715,879.27/19,949.32
  6. Step 6: Final answer
    x = 15,174.25

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Double scale
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Similar ratio
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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.