Home / 31,584.82-47,361.29-11,849.48

Finding the Fourth Proportional to 31,584.82, 47,361.29 and 11,849.48

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Solution

The fourth proportional to 31,584.82, 47,361.29 and 11,849.48 is: 17,768.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,584.82 : 47,361.29 = 11,849.48 : x
  2. Step 2: Convert to fraction form
    31,584.82/47,361.29 = 11,849.48/x
  3. Step 3: Cross multiply
    31,584.82x = 47,361.29 × 11,849.48
  4. Step 4: Simplify right side
    31,584.82x = 561,206,658.63
  5. Step 5: Solve for x
    x = 561,206,658.63/31,584.82
  6. Step 6: Final answer
    x = 17,768.24

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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.