Home / 11,546.45-17,276.43-8,222.38

Finding the Fourth Proportional to 11,546.45, 17,276.43 and 8,222.38

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Solution

The fourth proportional to 11,546.45, 17,276.43 and 8,222.38 is: 12,302.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,546.45 : 17,276.43 = 8,222.38 : x
  2. Step 2: Convert to fraction form
    11,546.45/17,276.43 = 8,222.38/x
  3. Step 3: Cross multiply
    11,546.45x = 17,276.43 × 8,222.38
  4. Step 4: Simplify right side
    11,546.45x = 142,053,331.39
  5. Step 5: Solve for x
    x = 142,053,331.39/11,546.45
  6. Step 6: Final answer
    x = 12,302.77

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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.