Home / 25,079.82-34,609.44-13,748.73

Finding the Fourth Proportional to 25,079.82, 34,609.44 and 13,748.73

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Solution

The fourth proportional to 25,079.82, 34,609.44 and 13,748.73 is: 18,972.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,079.82 : 34,609.44 = 13,748.73 : x
  2. Step 2: Convert to fraction form
    25,079.82/34,609.44 = 13,748.73/x
  3. Step 3: Cross multiply
    25,079.82x = 34,609.44 × 13,748.73
  4. Step 4: Simplify right side
    25,079.82x = 475,835,846.01
  5. Step 5: Solve for x
    x = 475,835,846.01/25,079.82
  6. Step 6: Final answer
    x = 18,972.86

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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.