Home / 17,177.10-25,755.12-7,310.76

Finding the Fourth Proportional to 17,177.10, 25,755.12 and 7,310.76

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Solution

The fourth proportional to 17,177.10, 25,755.12 and 7,310.76 is: 10,961.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,177.10 : 25,755.12 = 7,310.76 : x
  2. Step 2: Convert to fraction form
    17,177.10/25,755.12 = 7,310.76/x
  3. Step 3: Cross multiply
    17,177.10x = 25,755.12 × 7,310.76
  4. Step 4: Simplify right side
    17,177.10x = 188,289,501.09
  5. Step 5: Solve for x
    x = 188,289,501.09/17,177.10
  6. Step 6: Final answer
    x = 10,961.66

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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.