Home / 13,351.49-20,033.09-6,336.57

Finding the Fourth Proportional to 13,351.49, 20,033.09 and 6,336.57

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Solution

The fourth proportional to 13,351.49, 20,033.09 and 6,336.57 is: 9,507.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,351.49 : 20,033.09 = 6,336.57 : x
  2. Step 2: Convert to fraction form
    13,351.49/20,033.09 = 6,336.57/x
  3. Step 3: Cross multiply
    13,351.49x = 20,033.09 × 6,336.57
  4. Step 4: Simplify right side
    13,351.49x = 126,941,077.10
  5. Step 5: Solve for x
    x = 126,941,077.10/13,351.49
  6. Step 6: Final answer
    x = 9,507.63

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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.