Home / 13,460.82-20,192.03-4,226.82

Finding the Fourth Proportional to 13,460.82, 20,192.03 and 4,226.82

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Solution

The fourth proportional to 13,460.82, 20,192.03 and 4,226.82 is: 6,340.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,460.82 : 20,192.03 = 4,226.82 : x
  2. Step 2: Convert to fraction form
    13,460.82/20,192.03 = 4,226.82/x
  3. Step 3: Cross multiply
    13,460.82x = 20,192.03 × 4,226.82
  4. Step 4: Simplify right side
    13,460.82x = 85,347,975.28
  5. Step 5: Solve for x
    x = 85,347,975.28/13,460.82
  6. Step 6: Final answer
    x = 6,340.48

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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.