Home / 18,555.96-27,833.94-4,515.90

Finding the Fourth Proportional to 18,555.96, 27,833.94 and 4,515.90

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Solution

The fourth proportional to 18,555.96, 27,833.94 and 4,515.90 is: 6,773.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,555.96 : 27,833.94 = 4,515.90 : x
  2. Step 2: Convert to fraction form
    18,555.96/27,833.94 = 4,515.90/x
  3. Step 3: Cross multiply
    18,555.96x = 27,833.94 × 4,515.90
  4. Step 4: Simplify right side
    18,555.96x = 125,695,289.65
  5. Step 5: Solve for x
    x = 125,695,289.65/18,555.96
  6. Step 6: Final answer
    x = 6,773.85

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Similar ratio
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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.