Home / 27,625.14-38,122.72-15,049.89

Finding the Fourth Proportional to 27,625.14, 38,122.72 and 15,049.89

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Solution

The fourth proportional to 27,625.14, 38,122.72 and 15,049.89 is: 20,768.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,625.14 : 38,122.72 = 15,049.89 : x
  2. Step 2: Convert to fraction form
    27,625.14/38,122.72 = 15,049.89/x
  3. Step 3: Cross multiply
    27,625.14x = 38,122.72 × 15,049.89
  4. Step 4: Simplify right side
    27,625.14x = 573,742,704.88
  5. Step 5: Solve for x
    x = 573,742,704.88/27,625.14
  6. Step 6: Final answer
    x = 20,768.86

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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.