Home / 22,704.06-34,061.56-7,121.70

Finding the Fourth Proportional to 22,704.06, 34,061.56 and 7,121.70

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Solution

The fourth proportional to 22,704.06, 34,061.56 and 7,121.70 is: 10,684.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,704.06 : 34,061.56 = 7,121.70 : x
  2. Step 2: Convert to fraction form
    22,704.06/34,061.56 = 7,121.70/x
  3. Step 3: Cross multiply
    22,704.06x = 34,061.56 × 7,121.70
  4. Step 4: Simplify right side
    22,704.06x = 242,576,211.85
  5. Step 5: Solve for x
    x = 242,576,211.85/22,704.06
  6. Step 6: Final answer
    x = 10,684.27

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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.