Home / 13,756.23-20,634.39-3,367.98

Finding the Fourth Proportional to 13,756.23, 20,634.39 and 3,367.98

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Solution

The fourth proportional to 13,756.23, 20,634.39 and 3,367.98 is: 5,051.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,756.23 : 20,634.39 = 3,367.98 : x
  2. Step 2: Convert to fraction form
    13,756.23/20,634.39 = 3,367.98/x
  3. Step 3: Cross multiply
    13,756.23x = 20,634.39 × 3,367.98
  4. Step 4: Simplify right side
    13,756.23x = 69,496,212.83
  5. Step 5: Solve for x
    x = 69,496,212.83/13,756.23
  6. Step 6: Final answer
    x = 5,051.98

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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.