Home / 13,245.03-19,867.49-3,384.29

Finding the Fourth Proportional to 13,245.03, 19,867.49 and 3,384.29

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Solution

The fourth proportional to 13,245.03, 19,867.49 and 3,384.29 is: 5,076.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,245.03 : 19,867.49 = 3,384.29 : x
  2. Step 2: Convert to fraction form
    13,245.03/19,867.49 = 3,384.29/x
  3. Step 3: Cross multiply
    13,245.03x = 19,867.49 × 3,384.29
  4. Step 4: Simplify right side
    13,245.03x = 67,237,380.48
  5. Step 5: Solve for x
    x = 67,237,380.48/13,245.03
  6. Step 6: Final answer
    x = 5,076.42

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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.