Home / 13,396.08-20,091.83-3,535.46

Finding the Fourth Proportional to 13,396.08, 20,091.83 and 3,535.46

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Solution

The fourth proportional to 13,396.08, 20,091.83 and 3,535.46 is: 5,302.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,396.08 : 20,091.83 = 3,535.46 : x
  2. Step 2: Convert to fraction form
    13,396.08/20,091.83 = 3,535.46/x
  3. Step 3: Cross multiply
    13,396.08x = 20,091.83 × 3,535.46
  4. Step 4: Simplify right side
    13,396.08x = 71,033,743.16
  5. Step 5: Solve for x
    x = 71,033,743.16/13,396.08
  6. Step 6: Final answer
    x = 5,302.58

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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.