Home / 13,327.69-19,977.18-6,754.39

Finding the Fourth Proportional to 13,327.69, 19,977.18 and 6,754.39

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Solution

The fourth proportional to 13,327.69, 19,977.18 and 6,754.39 is: 10,124.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,327.69 : 19,977.18 = 6,754.39 : x
  2. Step 2: Convert to fraction form
    13,327.69/19,977.18 = 6,754.39/x
  3. Step 3: Cross multiply
    13,327.69x = 19,977.18 × 6,754.39
  4. Step 4: Simplify right side
    13,327.69x = 134,933,627.54
  5. Step 5: Solve for x
    x = 134,933,627.54/13,327.69
  6. Step 6: Final answer
    x = 10,124.31

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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.