Home / 13,198.55-19,798.49-3,337.91

Finding the Fourth Proportional to 13,198.55, 19,798.49 and 3,337.91

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Solution

The fourth proportional to 13,198.55, 19,798.49 and 3,337.91 is: 5,007.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,198.55 : 19,798.49 = 3,337.91 : x
  2. Step 2: Convert to fraction form
    13,198.55/19,798.49 = 3,337.91/x
  3. Step 3: Cross multiply
    13,198.55x = 19,798.49 × 3,337.91
  4. Step 4: Simplify right side
    13,198.55x = 66,085,462.07
  5. Step 5: Solve for x
    x = 66,085,462.07/13,198.55
  6. Step 6: Final answer
    x = 5,007.03

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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.