Home / 15,660.14-23,495.97-7,342.85

Finding the Fourth Proportional to 15,660.14, 23,495.97 and 7,342.85

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Solution

The fourth proportional to 15,660.14, 23,495.97 and 7,342.85 is: 11,016.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,660.14 : 23,495.97 = 7,342.85 : x
  2. Step 2: Convert to fraction form
    15,660.14/23,495.97 = 7,342.85/x
  3. Step 3: Cross multiply
    15,660.14x = 23,495.97 × 7,342.85
  4. Step 4: Simplify right side
    15,660.14x = 172,527,469.59
  5. Step 5: Solve for x
    x = 172,527,469.59/15,660.14
  6. Step 6: Final answer
    x = 11,016.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.