Home / 31,675.62-47,448.42-15,833.25

Finding the Fourth Proportional to 31,675.62, 47,448.42 and 15,833.25

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Solution

The fourth proportional to 31,675.62, 47,448.42 and 15,833.25 is: 23,717.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,675.62 : 47,448.42 = 15,833.25 : x
  2. Step 2: Convert to fraction form
    31,675.62/47,448.42 = 15,833.25/x
  3. Step 3: Cross multiply
    31,675.62x = 47,448.42 × 15,833.25
  4. Step 4: Simplify right side
    31,675.62x = 751,262,695.97
  5. Step 5: Solve for x
    x = 751,262,695.97/31,675.62
  6. Step 6: Final answer
    x = 23,717.38

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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.