Home / 31,218.82-46,729.74-22,305.41

Finding the Fourth Proportional to 31,218.82, 46,729.74 and 22,305.41

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Solution

The fourth proportional to 31,218.82, 46,729.74 and 22,305.41 is: 33,387.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,218.82 : 46,729.74 = 22,305.41 : x
  2. Step 2: Convert to fraction form
    31,218.82/46,729.74 = 22,305.41/x
  3. Step 3: Cross multiply
    31,218.82x = 46,729.74 × 22,305.41
  4. Step 4: Simplify right side
    31,218.82x = 1,042,326,035.13
  5. Step 5: Solve for x
    x = 1,042,326,035.13/31,218.82
  6. Step 6: Final answer
    x = 33,387.75

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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.