Home / 18,565.38-27,833.63-12,626.73

Finding the Fourth Proportional to 18,565.38, 27,833.63 and 12,626.73

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Solution

The fourth proportional to 18,565.38, 27,833.63 and 12,626.73 is: 18,930.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,565.38 : 27,833.63 = 12,626.73 : x
  2. Step 2: Convert to fraction form
    18,565.38/27,833.63 = 12,626.73/x
  3. Step 3: Cross multiply
    18,565.38x = 27,833.63 × 12,626.73
  4. Step 4: Simplify right side
    18,565.38x = 351,447,667.80
  5. Step 5: Solve for x
    x = 351,447,667.80/18,565.38
  6. Step 6: Final answer
    x = 18,930.27

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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.