Home / 17,148.97-25,766.52-10,911.70

Finding the Fourth Proportional to 17,148.97, 25,766.52 and 10,911.70

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Solution

The fourth proportional to 17,148.97, 25,766.52 and 10,911.70 is: 16,394.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,148.97 : 25,766.52 = 10,911.70 : x
  2. Step 2: Convert to fraction form
    17,148.97/25,766.52 = 10,911.70/x
  3. Step 3: Cross multiply
    17,148.97x = 25,766.52 × 10,911.70
  4. Step 4: Simplify right side
    17,148.97x = 281,156,536.28
  5. Step 5: Solve for x
    x = 281,156,536.28/17,148.97
  6. Step 6: Final answer
    x = 16,394.95

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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.