Home / 13,356.76-20,033.61-3,496.99

Finding the Fourth Proportional to 13,356.76, 20,033.61 and 3,496.99

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Solution

The fourth proportional to 13,356.76, 20,033.61 and 3,496.99 is: 5,245.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,356.76 : 20,033.61 = 3,496.99 : x
  2. Step 2: Convert to fraction form
    13,356.76/20,033.61 = 3,496.99/x
  3. Step 3: Cross multiply
    13,356.76x = 20,033.61 × 3,496.99
  4. Step 4: Simplify right side
    13,356.76x = 70,057,333.83
  5. Step 5: Solve for x
    x = 70,057,333.83/13,356.76
  6. Step 6: Final answer
    x = 5,245.08

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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.