Home / 13,463.05-20,198.69-6,893.88

Finding the Fourth Proportional to 13,463.05, 20,198.69 and 6,893.88

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Solution

The fourth proportional to 13,463.05, 20,198.69 and 6,893.88 is: 10,342.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463.05 : 20,198.69 = 6,893.88 : x
  2. Step 2: Convert to fraction form
    13,463.05/20,198.69 = 6,893.88/x
  3. Step 3: Cross multiply
    13,463.05x = 20,198.69 × 6,893.88
  4. Step 4: Simplify right side
    13,463.05x = 139,247,362.25
  5. Step 5: Solve for x
    x = 139,247,362.25/13,463.05
  6. Step 6: Final answer
    x = 10,342.93

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1.5x scale

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.