Home / 18,736.53-25,853.49-11,564.25

Finding the Fourth Proportional to 18,736.53, 25,853.49 and 11,564.25

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Solution

The fourth proportional to 18,736.53, 25,853.49 and 11,564.25 is: 15,956.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,736.53 : 25,853.49 = 11,564.25 : x
  2. Step 2: Convert to fraction form
    18,736.53/25,853.49 = 11,564.25/x
  3. Step 3: Cross multiply
    18,736.53x = 25,853.49 × 11,564.25
  4. Step 4: Simplify right side
    18,736.53x = 298,976,221.73
  5. Step 5: Solve for x
    x = 298,976,221.73/18,736.53
  6. Step 6: Final answer
    x = 15,956.86

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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.