Home / 14,601.14-20,149.64-8,227.80

Finding the Fourth Proportional to 14,601.14, 20,149.64 and 8,227.80

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Solution

The fourth proportional to 14,601.14, 20,149.64 and 8,227.80 is: 11,354.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,601.14 : 20,149.64 = 8,227.80 : x
  2. Step 2: Convert to fraction form
    14,601.14/20,149.64 = 8,227.80/x
  3. Step 3: Cross multiply
    14,601.14x = 20,149.64 × 8,227.80
  4. Step 4: Simplify right side
    14,601.14x = 165,787,166.85
  5. Step 5: Solve for x
    x = 165,787,166.85/14,601.14
  6. Step 6: Final answer
    x = 11,354.40

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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.