Home / 13,577.80-20,367.62-3,716.26

Finding the Fourth Proportional to 13,577.80, 20,367.62 and 3,716.26

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Solution

The fourth proportional to 13,577.80, 20,367.62 and 3,716.26 is: 5,574.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,577.80 : 20,367.62 = 3,716.26 : x
  2. Step 2: Convert to fraction form
    13,577.80/20,367.62 = 3,716.26/x
  3. Step 3: Cross multiply
    13,577.80x = 20,367.62 × 3,716.26
  4. Step 4: Simplify right side
    13,577.80x = 75,691,371.50
  5. Step 5: Solve for x
    x = 75,691,371.50/13,577.80
  6. Step 6: Final answer
    x = 5,574.64

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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.