Home / 16,940.56-23,370.10-10,974.24

Finding the Fourth Proportional to 16,940.56, 23,370.10 and 10,974.24

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Solution

The fourth proportional to 16,940.56, 23,370.10 and 10,974.24 is: 15,139.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,940.56 : 23,370.10 = 10,974.24 : x
  2. Step 2: Convert to fraction form
    16,940.56/23,370.10 = 10,974.24/x
  3. Step 3: Cross multiply
    16,940.56x = 23,370.10 × 10,974.24
  4. Step 4: Simplify right side
    16,940.56x = 256,469,086.22
  5. Step 5: Solve for x
    x = 256,469,086.22/16,940.56
  6. Step 6: Final answer
    x = 15,139.35

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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.