Home / 13,356.39-20,033.05-3,496.62

Finding the Fourth Proportional to 13,356.39, 20,033.05 and 3,496.62

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Solution

The fourth proportional to 13,356.39, 20,033.05 and 3,496.62 is: 5,244.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,356.39 : 20,033.05 = 3,496.62 : x
  2. Step 2: Convert to fraction form
    13,356.39/20,033.05 = 3,496.62/x
  3. Step 3: Cross multiply
    13,356.39x = 20,033.05 × 3,496.62
  4. Step 4: Simplify right side
    13,356.39x = 70,047,963.29
  5. Step 5: Solve for x
    x = 70,047,963.29/13,356.39
  6. Step 6: Final answer
    x = 5,244.53

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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.