Home / 31,934.26-47,884.94-17,155.60

Finding the Fourth Proportional to 31,934.26, 47,884.94 and 17,155.60

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Solution

The fourth proportional to 31,934.26, 47,884.94 and 17,155.60 is: 25,724.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,934.26 : 47,884.94 = 17,155.60 : x
  2. Step 2: Convert to fraction form
    31,934.26/47,884.94 = 17,155.60/x
  3. Step 3: Cross multiply
    31,934.26x = 47,884.94 × 17,155.60
  4. Step 4: Simplify right side
    31,934.26x = 821,494,876.66
  5. Step 5: Solve for x
    x = 821,494,876.66/31,934.26
  6. Step 6: Final answer
    x = 25,724.56

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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.