Home / 16,965.30-25,455.15-8,195.70

Finding the Fourth Proportional to 16,965.30, 25,455.15 and 8,195.70

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Solution

The fourth proportional to 16,965.30, 25,455.15 and 8,195.70 is: 12,297.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,965.30 : 25,455.15 = 8,195.70 : x
  2. Step 2: Convert to fraction form
    16,965.30/25,455.15 = 8,195.70/x
  3. Step 3: Cross multiply
    16,965.30x = 25,455.15 × 8,195.70
  4. Step 4: Simplify right side
    16,965.30x = 208,622,772.86
  5. Step 5: Solve for x
    x = 208,622,772.86/16,965.30
  6. Step 6: Final answer
    x = 12,297.03

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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.