Home / 31,326.82-46,990.54-25,078.69

Finding the Fourth Proportional to 31,326.82, 46,990.54 and 25,078.69

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Solution

The fourth proportional to 31,326.82, 46,990.54 and 25,078.69 is: 37,618.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,326.82 : 46,990.54 = 25,078.69 : x
  2. Step 2: Convert to fraction form
    31,326.82/46,990.54 = 25,078.69/x
  3. Step 3: Cross multiply
    31,326.82x = 46,990.54 × 25,078.69
  4. Step 4: Simplify right side
    31,326.82x = 1,178,461,185.59
  5. Step 5: Solve for x
    x = 1,178,461,185.59/31,326.82
  6. Step 6: Final answer
    x = 37,618.28

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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.