Home / 16,956.24-25,399.80-11,115.60

Finding the Fourth Proportional to 16,956.24, 25,399.80 and 11,115.60

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Solution

The fourth proportional to 16,956.24, 25,399.80 and 11,115.60 is: 16,650.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,956.24 : 25,399.80 = 11,115.60 : x
  2. Step 2: Convert to fraction form
    16,956.24/25,399.80 = 11,115.60/x
  3. Step 3: Cross multiply
    16,956.24x = 25,399.80 × 11,115.60
  4. Step 4: Simplify right side
    16,956.24x = 282,334,016.88
  5. Step 5: Solve for x
    x = 282,334,016.88/16,956.24
  6. Step 6: Final answer
    x = 16,650.74

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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.