Home / 27,551.44-38,017.92-15,614.56

Finding the Fourth Proportional to 27,551.44, 38,017.92 and 15,614.56

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Solution

The fourth proportional to 27,551.44, 38,017.92 and 15,614.56 is: 21,546.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,551.44 : 38,017.92 = 15,614.56 : x
  2. Step 2: Convert to fraction form
    27,551.44/38,017.92 = 15,614.56/x
  3. Step 3: Cross multiply
    27,551.44x = 38,017.92 × 15,614.56
  4. Step 4: Simplify right side
    27,551.44x = 593,633,092.92
  5. Step 5: Solve for x
    x = 593,633,092.92/27,551.44
  6. Step 6: Final answer
    x = 21,546.35

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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.