Home / 14,199.16-19,593.76-8,231.64

Finding the Fourth Proportional to 14,199.16, 19,593.76 and 8,231.64

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Solution

The fourth proportional to 14,199.16, 19,593.76 and 8,231.64 is: 11,359.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,199.16 : 19,593.76 = 8,231.64 : x
  2. Step 2: Convert to fraction form
    14,199.16/19,593.76 = 8,231.64/x
  3. Step 3: Cross multiply
    14,199.16x = 19,593.76 × 8,231.64
  4. Step 4: Simplify right side
    14,199.16x = 161,288,778.57
  5. Step 5: Solve for x
    x = 161,288,778.57/14,199.16
  6. Step 6: Final answer
    x = 11,359.04

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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.