Home / 13,757.04-20,634.48-4,993.92

Finding the Fourth Proportional to 13,757.04, 20,634.48 and 4,993.92

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Solution

The fourth proportional to 13,757.04, 20,634.48 and 4,993.92 is: 7,490.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,757.04 : 20,634.48 = 4,993.92 : x
  2. Step 2: Convert to fraction form
    13,757.04/20,634.48 = 4,993.92/x
  3. Step 3: Cross multiply
    13,757.04x = 20,634.48 × 4,993.92
  4. Step 4: Simplify right side
    13,757.04x = 103,046,942.36
  5. Step 5: Solve for x
    x = 103,046,942.36/13,757.04
  6. Step 6: Final answer
    x = 7,490.49

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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.