Home / 16,605.54-25,004.97-12,253.41

Finding the Fourth Proportional to 16,605.54, 25,004.97 and 12,253.41

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Solution

The fourth proportional to 16,605.54, 25,004.97 and 12,253.41 is: 18,451.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,605.54 : 25,004.97 = 12,253.41 : x
  2. Step 2: Convert to fraction form
    16,605.54/25,004.97 = 12,253.41/x
  3. Step 3: Cross multiply
    16,605.54x = 25,004.97 × 12,253.41
  4. Step 4: Simplify right side
    16,605.54x = 306,396,149.45
  5. Step 5: Solve for x
    x = 306,396,149.45/16,605.54
  6. Step 6: Final answer
    x = 18,451.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.