Home / 13,238.26-19,857.26-3,377.44

Finding the Fourth Proportional to 13,238.26, 19,857.26 and 3,377.44

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Solution

The fourth proportional to 13,238.26, 19,857.26 and 3,377.44 is: 5,066.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,238.26 : 19,857.26 = 3,377.44 : x
  2. Step 2: Convert to fraction form
    13,238.26/19,857.26 = 3,377.44/x
  3. Step 3: Cross multiply
    13,238.26x = 19,857.26 × 3,377.44
  4. Step 4: Simplify right side
    13,238.26x = 67,066,704.21
  5. Step 5: Solve for x
    x = 67,066,704.21/13,238.26
  6. Step 6: Final answer
    x = 5,066.13

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1.5x scale

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.