Home / 27,551.82-38,015.01-19,591.14

Finding the Fourth Proportional to 27,551.82, 38,015.01 and 19,591.14

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Solution

The fourth proportional to 27,551.82, 38,015.01 and 19,591.14 is: 27,031.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,551.82 : 38,015.01 = 19,591.14 : x
  2. Step 2: Convert to fraction form
    27,551.82/38,015.01 = 19,591.14/x
  3. Step 3: Cross multiply
    27,551.82x = 38,015.01 × 19,591.14
  4. Step 4: Simplify right side
    27,551.82x = 744,757,383.01
  5. Step 5: Solve for x
    x = 744,757,383.01/27,551.82
  6. Step 6: Final answer
    x = 27,031.15

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Half scale
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Double scale
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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.