Home / 16,940.06-25,418.77-8,065.43

Finding the Fourth Proportional to 16,940.06, 25,418.77 and 8,065.43

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Solution

The fourth proportional to 16,940.06, 25,418.77 and 8,065.43 is: 12,102.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,940.06 : 25,418.77 = 8,065.43 : x
  2. Step 2: Convert to fraction form
    16,940.06/25,418.77 = 8,065.43/x
  3. Step 3: Cross multiply
    16,940.06x = 25,418.77 × 8,065.43
  4. Step 4: Simplify right side
    16,940.06x = 205,013,269.79
  5. Step 5: Solve for x
    x = 205,013,269.79/16,940.06
  6. Step 6: Final answer
    x = 12,102.28

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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.