Home / 13,447.24-20,185.38-10,195.84

Finding the Fourth Proportional to 13,447.24, 20,185.38 and 10,195.84

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Solution

The fourth proportional to 13,447.24, 20,185.38 and 10,195.84 is: 15,304.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,447.24 : 20,185.38 = 10,195.84 : x
  2. Step 2: Convert to fraction form
    13,447.24/20,185.38 = 10,195.84/x
  3. Step 3: Cross multiply
    13,447.24x = 20,185.38 × 10,195.84
  4. Step 4: Simplify right side
    13,447.24x = 205,806,904.82
  5. Step 5: Solve for x
    x = 205,806,904.82/13,447.24
  6. Step 6: Final answer
    x = 15,304.77

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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.