Home / 31,333.11-43,240.37-17,185.92

Finding the Fourth Proportional to 31,333.11, 43,240.37 and 17,185.92

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Solution

The fourth proportional to 31,333.11, 43,240.37 and 17,185.92 is: 23,716.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,333.11 : 43,240.37 = 17,185.92 : x
  2. Step 2: Convert to fraction form
    31,333.11/43,240.37 = 17,185.92/x
  3. Step 3: Cross multiply
    31,333.11x = 43,240.37 × 17,185.92
  4. Step 4: Simplify right side
    31,333.11x = 743,125,453.66
  5. Step 5: Solve for x
    x = 743,125,453.66/31,333.11
  6. Step 6: Final answer
    x = 23,716.94

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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.