Home / 33,651-46,439.34-18,747.96

Finding the Fourth Proportional to 33,651, 46,439.34 and 18,747.96

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Solution

The fourth proportional to 33,651, 46,439.34 and 18,747.96 is: 25,872.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,651 : 46,439.34 = 18,747.96 : x
  2. Step 2: Convert to fraction form
    33,651/46,439.34 = 18,747.96/x
  3. Step 3: Cross multiply
    33,651x = 46,439.34 × 18,747.96
  4. Step 4: Simplify right side
    33,651x = 870,642,888.75
  5. Step 5: Solve for x
    x = 870,642,888.75/33,651
  6. Step 6: Final answer
    x = 25,872.72

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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.