Home / 31,042.82-46,552.88-11,315.54

Finding the Fourth Proportional to 31,042.82, 46,552.88 and 11,315.54

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Solution

The fourth proportional to 31,042.82, 46,552.88 and 11,315.54 is: 16,969.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,042.82 : 46,552.88 = 11,315.54 : x
  2. Step 2: Convert to fraction form
    31,042.82/46,552.88 = 11,315.54/x
  3. Step 3: Cross multiply
    31,042.82x = 46,552.88 × 11,315.54
  4. Step 4: Simplify right side
    31,042.82x = 526,770,975.76
  5. Step 5: Solve for x
    x = 526,770,975.76/31,042.82
  6. Step 6: Final answer
    x = 16,969.17

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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.