Home / 33,246.62-49,855.38-12,455.54

Finding the Fourth Proportional to 33,246.62, 49,855.38 and 12,455.54

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Solution

The fourth proportional to 33,246.62, 49,855.38 and 12,455.54 is: 18,677.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,246.62 : 49,855.38 = 12,455.54 : x
  2. Step 2: Convert to fraction form
    33,246.62/49,855.38 = 12,455.54/x
  3. Step 3: Cross multiply
    33,246.62x = 49,855.38 × 12,455.54
  4. Step 4: Simplify right side
    33,246.62x = 620,975,679.81
  5. Step 5: Solve for x
    x = 620,975,679.81/33,246.62
  6. Step 6: Final answer
    x = 18,677.86

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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.