Home / 31,161.14-46,702.82-15,583.22

Finding the Fourth Proportional to 31,161.14, 46,702.82 and 15,583.22

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Solution

The fourth proportional to 31,161.14, 46,702.82 and 15,583.22 is: 23,355.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,161.14 : 46,702.82 = 15,583.22 : x
  2. Step 2: Convert to fraction form
    31,161.14/46,702.82 = 15,583.22/x
  3. Step 3: Cross multiply
    31,161.14x = 46,702.82 × 15,583.22
  4. Step 4: Simplify right side
    31,161.14x = 727,780,007.25
  5. Step 5: Solve for x
    x = 727,780,007.25/31,161.14
  6. Step 6: Final answer
    x = 23,355.38

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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.