Home / 15,183.24-22,772.70-6,872.64

Finding the Fourth Proportional to 15,183.24, 22,772.70 and 6,872.64

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Solution

The fourth proportional to 15,183.24, 22,772.70 and 6,872.64 is: 10,307.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,183.24 : 22,772.70 = 6,872.64 : x
  2. Step 2: Convert to fraction form
    15,183.24/22,772.70 = 6,872.64/x
  3. Step 3: Cross multiply
    15,183.24x = 22,772.70 × 6,872.64
  4. Step 4: Simplify right side
    15,183.24x = 156,508,568.93
  5. Step 5: Solve for x
    x = 156,508,568.93/15,183.24
  6. Step 6: Final answer
    x = 10,307.98

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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.