Home / 13,743.98-20,606.58-6,344.31

Finding the Fourth Proportional to 13,743.98, 20,606.58 and 6,344.31

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Solution

The fourth proportional to 13,743.98, 20,606.58 and 6,344.31 is: 9,512.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,743.98 : 20,606.58 = 6,344.31 : x
  2. Step 2: Convert to fraction form
    13,743.98/20,606.58 = 6,344.31/x
  3. Step 3: Cross multiply
    13,743.98x = 20,606.58 × 6,344.31
  4. Step 4: Simplify right side
    13,743.98x = 130,734,531.56
  5. Step 5: Solve for x
    x = 130,734,531.56/13,743.98
  6. Step 6: Final answer
    x = 9,512.13

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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.