Home / 31,963.21-47,944.71-31,917.04

Finding the Fourth Proportional to 31,963.21, 47,944.71 and 31,917.04

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Solution

The fourth proportional to 31,963.21, 47,944.71 and 31,917.04 is: 47,875.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,963.21 : 47,944.71 = 31,917.04 : x
  2. Step 2: Convert to fraction form
    31,963.21/47,944.71 = 31,917.04/x
  3. Step 3: Cross multiply
    31,963.21x = 47,944.71 × 31,917.04
  4. Step 4: Simplify right side
    31,963.21x = 1,530,253,107.00
  5. Step 5: Solve for x
    x = 1,530,253,107.00/31,963.21
  6. Step 6: Final answer
    x = 47,875.46

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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.