Home / 27,383.92-37,789.52-15,451.14

Finding the Fourth Proportional to 27,383.92, 37,789.52 and 15,451.14

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Solution

The fourth proportional to 27,383.92, 37,789.52 and 15,451.14 is: 21,322.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,383.92 : 37,789.52 = 15,451.14 : x
  2. Step 2: Convert to fraction form
    27,383.92/37,789.52 = 15,451.14/x
  3. Step 3: Cross multiply
    27,383.92x = 37,789.52 × 15,451.14
  4. Step 4: Simplify right side
    27,383.92x = 583,891,164.05
  5. Step 5: Solve for x
    x = 583,891,164.05/27,383.92
  6. Step 6: Final answer
    x = 21,322.41

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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.