Home / 19,141.92-26,418.96-15,996.96

Finding the Fourth Proportional to 19,141.92, 26,418.96 and 15,996.96

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Solution

The fourth proportional to 19,141.92, 26,418.96 and 15,996.96 is: 22,078.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,141.92 : 26,418.96 = 15,996.96 : x
  2. Step 2: Convert to fraction form
    19,141.92/26,418.96 = 15,996.96/x
  3. Step 3: Cross multiply
    19,141.92x = 26,418.96 × 15,996.96
  4. Step 4: Simplify right side
    19,141.92x = 422,623,046.36
  5. Step 5: Solve for x
    x = 422,623,046.36/19,141.92
  6. Step 6: Final answer
    x = 22,078.40

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