Home / 27,383.57-37,789.40-16,772.97

Finding the Fourth Proportional to 27,383.57, 37,789.40 and 16,772.97

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Solution

The fourth proportional to 27,383.57, 37,789.40 and 16,772.97 is: 23,146.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,383.57 : 37,789.40 = 16,772.97 : x
  2. Step 2: Convert to fraction form
    27,383.57/37,789.40 = 16,772.97/x
  3. Step 3: Cross multiply
    27,383.57x = 37,789.40 × 16,772.97
  4. Step 4: Simplify right side
    27,383.57x = 633,840,656.16
  5. Step 5: Solve for x
    x = 633,840,656.16/27,383.57
  6. Step 6: Final answer
    x = 23,146.75

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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.