Home / 16,964.32-25,416.24-11,760.16

Finding the Fourth Proportional to 16,964.32, 25,416.24 and 11,760.16

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Solution

The fourth proportional to 16,964.32, 25,416.24 and 11,760.16 is: 17,619.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,964.32 : 25,416.24 = 11,760.16 : x
  2. Step 2: Convert to fraction form
    16,964.32/25,416.24 = 11,760.16/x
  3. Step 3: Cross multiply
    16,964.32x = 25,416.24 × 11,760.16
  4. Step 4: Simplify right side
    16,964.32x = 298,899,049.00
  5. Step 5: Solve for x
    x = 298,899,049.00/16,964.32
  6. Step 6: Final answer
    x = 17,619.28

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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.