Home / 13,664.84-20,497.32-4,304.48

Finding the Fourth Proportional to 13,664.84, 20,497.32 and 4,304.48

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Solution

The fourth proportional to 13,664.84, 20,497.32 and 4,304.48 is: 6,456.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,664.84 : 20,497.32 = 4,304.48 : x
  2. Step 2: Convert to fraction form
    13,664.84/20,497.32 = 4,304.48/x
  3. Step 3: Cross multiply
    13,664.84x = 20,497.32 × 4,304.48
  4. Step 4: Simplify right side
    13,664.84x = 88,230,201.51
  5. Step 5: Solve for x
    x = 88,230,201.51/13,664.84
  6. Step 6: Final answer
    x = 6,456.73

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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.