Home / 31,477.26-43,436.97-17,327.34

Finding the Fourth Proportional to 31,477.26, 43,436.97 and 17,327.34

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Solution

The fourth proportional to 31,477.26, 43,436.97 and 17,327.34 is: 23,910.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,477.26 : 43,436.97 = 17,327.34 : x
  2. Step 2: Convert to fraction form
    31,477.26/43,436.97 = 17,327.34/x
  3. Step 3: Cross multiply
    31,477.26x = 43,436.97 × 17,327.34
  4. Step 4: Simplify right side
    31,477.26x = 752,647,147.76
  5. Step 5: Solve for x
    x = 752,647,147.76/31,477.26
  6. Step 6: Final answer
    x = 23,910.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.