Home / 14,814.31-20,439.62-8,843.80

Finding the Fourth Proportional to 14,814.31, 20,439.62 and 8,843.80

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Solution

The fourth proportional to 14,814.31, 20,439.62 and 8,843.80 is: 12,201.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,814.31 : 20,439.62 = 8,843.80 : x
  2. Step 2: Convert to fraction form
    14,814.31/20,439.62 = 8,843.80/x
  3. Step 3: Cross multiply
    14,814.31x = 20,439.62 × 8,843.80
  4. Step 4: Simplify right side
    14,814.31x = 180,763,776.42
  5. Step 5: Solve for x
    x = 180,763,776.42/14,814.31
  6. Step 6: Final answer
    x = 12,201.97

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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.