Home / 13,395.55-20,091.35-3,535.52

Finding the Fourth Proportional to 13,395.55, 20,091.35 and 3,535.52

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Solution

The fourth proportional to 13,395.55, 20,091.35 and 3,535.52 is: 5,302.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,395.55 : 20,091.35 = 3,535.52 : x
  2. Step 2: Convert to fraction form
    13,395.55/20,091.35 = 3,535.52/x
  3. Step 3: Cross multiply
    13,395.55x = 20,091.35 × 3,535.52
  4. Step 4: Simplify right side
    13,395.55x = 71,033,251.62
  5. Step 5: Solve for x
    x = 71,033,251.62/13,395.55
  6. Step 6: Final answer
    x = 5,302.75

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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.