Home / 17,072.69-25,592.13-8,177.72

Finding the Fourth Proportional to 17,072.69, 25,592.13 and 8,177.72

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Solution

The fourth proportional to 17,072.69, 25,592.13 and 8,177.72 is: 12,258.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,072.69 : 25,592.13 = 8,177.72 : x
  2. Step 2: Convert to fraction form
    17,072.69/25,592.13 = 8,177.72/x
  3. Step 3: Cross multiply
    17,072.69x = 25,592.13 × 8,177.72
  4. Step 4: Simplify right side
    17,072.69x = 209,285,145.38
  5. Step 5: Solve for x
    x = 209,285,145.38/17,072.69
  6. Step 6: Final answer
    x = 12,258.48

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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.