Home / 49,844.08-74,765.82-12,403.96

Finding the Fourth Proportional to 49,844.08, 74,765.82 and 12,403.96

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Solution

The fourth proportional to 49,844.08, 74,765.82 and 12,403.96 is: 18,605.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,844.08 : 74,765.82 = 12,403.96 : x
  2. Step 2: Convert to fraction form
    49,844.08/74,765.82 = 12,403.96/x
  3. Step 3: Cross multiply
    49,844.08x = 74,765.82 × 12,403.96
  4. Step 4: Simplify right side
    49,844.08x = 927,392,240.65
  5. Step 5: Solve for x
    x = 927,392,240.65/49,844.08
  6. Step 6: Final answer
    x = 18,605.87

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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.