Home / 16,768.24-23,140.20-9,694.64

Finding the Fourth Proportional to 16,768.24, 23,140.20 and 9,694.64

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Solution

The fourth proportional to 16,768.24, 23,140.20 and 9,694.64 is: 13,378.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,768.24 : 23,140.20 = 9,694.64 : x
  2. Step 2: Convert to fraction form
    16,768.24/23,140.20 = 9,694.64/x
  3. Step 3: Cross multiply
    16,768.24x = 23,140.20 × 9,694.64
  4. Step 4: Simplify right side
    16,768.24x = 224,335,908.53
  5. Step 5: Solve for x
    x = 224,335,908.53/16,768.24
  6. Step 6: Final answer
    x = 13,378.62

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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.