Home / 31,893.83-47,772.39-25,942.46

Finding the Fourth Proportional to 31,893.83, 47,772.39 and 25,942.46

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Solution

The fourth proportional to 31,893.83, 47,772.39 and 25,942.46 is: 38,858.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,893.83 : 47,772.39 = 25,942.46 : x
  2. Step 2: Convert to fraction form
    31,893.83/47,772.39 = 25,942.46/x
  3. Step 3: Cross multiply
    31,893.83x = 47,772.39 × 25,942.46
  4. Step 4: Simplify right side
    31,893.83x = 1,239,333,316.68
  5. Step 5: Solve for x
    x = 1,239,333,316.68/31,893.83
  6. Step 6: Final answer
    x = 38,858.09

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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.