Home / 27,998.11-41,997.26-19,206.37

Finding the Fourth Proportional to 27,998.11, 41,997.26 and 19,206.37

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Solution

The fourth proportional to 27,998.11, 41,997.26 and 19,206.37 is: 28,809.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,998.11 : 41,997.26 = 19,206.37 : x
  2. Step 2: Convert to fraction form
    27,998.11/41,997.26 = 19,206.37/x
  3. Step 3: Cross multiply
    27,998.11x = 41,997.26 × 19,206.37
  4. Step 4: Simplify right side
    27,998.11x = 806,614,818.51
  5. Step 5: Solve for x
    x = 806,614,818.51/27,998.11
  6. Step 6: Final answer
    x = 28,809.62

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Half scale
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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.