Home / 13,804.14-20,702.73-3,943.47

Finding the Fourth Proportional to 13,804.14, 20,702.73 and 3,943.47

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Solution

The fourth proportional to 13,804.14, 20,702.73 and 3,943.47 is: 5,914.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,804.14 : 20,702.73 = 3,943.47 : x
  2. Step 2: Convert to fraction form
    13,804.14/20,702.73 = 3,943.47/x
  3. Step 3: Cross multiply
    13,804.14x = 20,702.73 × 3,943.47
  4. Step 4: Simplify right side
    13,804.14x = 81,640,594.67
  5. Step 5: Solve for x
    x = 81,640,594.67/13,804.14
  6. Step 6: Final answer
    x = 5,914.21

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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.