Home / 17,186-25,778.96-4,706.12

Finding the Fourth Proportional to 17,186, 25,778.96 and 4,706.12

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Solution

The fourth proportional to 17,186, 25,778.96 and 4,706.12 is: 7,059.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,186 : 25,778.96 = 4,706.12 : x
  2. Step 2: Convert to fraction form
    17,186/25,778.96 = 4,706.12/x
  3. Step 3: Cross multiply
    17,186x = 25,778.96 × 4,706.12
  4. Step 4: Simplify right side
    17,186x = 121,318,879.24
  5. Step 5: Solve for x
    x = 121,318,879.24/17,186
  6. Step 6: Final answer
    x = 7,059.17

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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.