Home / 31,664.86-47,513.82-22,971.56

Finding the Fourth Proportional to 31,664.86, 47,513.82 and 22,971.56

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Solution

The fourth proportional to 31,664.86, 47,513.82 and 22,971.56 is: 34,469.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,664.86 : 47,513.82 = 22,971.56 : x
  2. Step 2: Convert to fraction form
    31,664.86/47,513.82 = 22,971.56/x
  3. Step 3: Cross multiply
    31,664.86x = 47,513.82 × 22,971.56
  4. Step 4: Simplify right side
    31,664.86x = 1,091,466,566.96
  5. Step 5: Solve for x
    x = 1,091,466,566.96/31,664.86
  6. Step 6: Final answer
    x = 34,469.33

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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.