Home / 30,212.97-41,696.55-16,786.95

Finding the Fourth Proportional to 30,212.97, 41,696.55 and 16,786.95

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Solution

The fourth proportional to 30,212.97, 41,696.55 and 16,786.95 is: 23,167.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,212.97 : 41,696.55 = 16,786.95 : x
  2. Step 2: Convert to fraction form
    30,212.97/41,696.55 = 16,786.95/x
  3. Step 3: Cross multiply
    30,212.97x = 41,696.55 × 16,786.95
  4. Step 4: Simplify right side
    30,212.97x = 699,957,900.02
  5. Step 5: Solve for x
    x = 699,957,900.02/30,212.97
  6. Step 6: Final answer
    x = 23,167.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.