Home / 13,395.34-20,093.31-3,535.61

Finding the Fourth Proportional to 13,395.34, 20,093.31 and 3,535.61

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Solution

The fourth proportional to 13,395.34, 20,093.31 and 3,535.61 is: 5,303.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,395.34 : 20,093.31 = 3,535.61 : x
  2. Step 2: Convert to fraction form
    13,395.34/20,093.31 = 3,535.61/x
  3. Step 3: Cross multiply
    13,395.34x = 20,093.31 × 3,535.61
  4. Step 4: Simplify right side
    13,395.34x = 71,042,107.77
  5. Step 5: Solve for x
    x = 71,042,107.77/13,395.34
  6. Step 6: Final answer
    x = 5,303.49

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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.