Home / 13,476.08-20,204.94-6,896.90

Finding the Fourth Proportional to 13,476.08, 20,204.94 and 6,896.90

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Solution

The fourth proportional to 13,476.08, 20,204.94 and 6,896.90 is: 10,340.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,476.08 : 20,204.94 = 6,896.90 : x
  2. Step 2: Convert to fraction form
    13,476.08/20,204.94 = 6,896.90/x
  3. Step 3: Cross multiply
    13,476.08x = 20,204.94 × 6,896.90
  4. Step 4: Simplify right side
    13,476.08x = 139,351,450.69
  5. Step 5: Solve for x
    x = 139,351,450.69/13,476.08
  6. Step 6: Final answer
    x = 10,340.65

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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.