Home / 13,793.49-20,686.39-5,473.37

Finding the Fourth Proportional to 13,793.49, 20,686.39 and 5,473.37

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Solution

The fourth proportional to 13,793.49, 20,686.39 and 5,473.37 is: 8,208.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,793.49 : 20,686.39 = 5,473.37 : x
  2. Step 2: Convert to fraction form
    13,793.49/20,686.39 = 5,473.37/x
  3. Step 3: Cross multiply
    13,793.49x = 20,686.39 × 5,473.37
  4. Step 4: Simplify right side
    13,793.49x = 113,224,304.47
  5. Step 5: Solve for x
    x = 113,224,304.47/13,793.49
  6. Step 6: Final answer
    x = 8,208.53

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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.