Home / 30,761.82-46,104.66-21,862.97

Finding the Fourth Proportional to 30,761.82, 46,104.66 and 21,862.97

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Solution

The fourth proportional to 30,761.82, 46,104.66 and 21,862.97 is: 32,767.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,761.82 : 46,104.66 = 21,862.97 : x
  2. Step 2: Convert to fraction form
    30,761.82/46,104.66 = 21,862.97/x
  3. Step 3: Cross multiply
    30,761.82x = 46,104.66 × 21,862.97
  4. Step 4: Simplify right side
    30,761.82x = 1,007,984,567.92
  5. Step 5: Solve for x
    x = 1,007,984,567.92/30,761.82
  6. Step 6: Final answer
    x = 32,767.39

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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.