Home / 13,664.03-20,496.31-4,304.36

Finding the Fourth Proportional to 13,664.03, 20,496.31 and 4,304.36

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Solution

The fourth proportional to 13,664.03, 20,496.31 and 4,304.36 is: 6,456.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,664.03 : 20,496.31 = 4,304.36 : x
  2. Step 2: Convert to fraction form
    13,664.03/20,496.31 = 4,304.36/x
  3. Step 3: Cross multiply
    13,664.03x = 20,496.31 × 4,304.36
  4. Step 4: Simplify right side
    13,664.03x = 88,223,537.39
  5. Step 5: Solve for x
    x = 88,223,537.39/13,664.03
  6. Step 6: Final answer
    x = 6,456.63

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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.