Home / 31,422.69-47,002.20-29,060.73

Finding the Fourth Proportional to 31,422.69, 47,002.20 and 29,060.73

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Solution

The fourth proportional to 31,422.69, 47,002.20 and 29,060.73 is: 43,469.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,422.69 : 47,002.20 = 29,060.73 : x
  2. Step 2: Convert to fraction form
    31,422.69/47,002.20 = 29,060.73/x
  3. Step 3: Cross multiply
    31,422.69x = 47,002.20 × 29,060.73
  4. Step 4: Simplify right side
    31,422.69x = 1,365,918,243.61
  5. Step 5: Solve for x
    x = 1,365,918,243.61/31,422.69
  6. Step 6: Final answer
    x = 43,469.17

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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.