Home / 13,305.48-19,958.02-3,443.96

Finding the Fourth Proportional to 13,305.48, 19,958.02 and 3,443.96

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Solution

The fourth proportional to 13,305.48, 19,958.02 and 3,443.96 is: 5,165.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,305.48 : 19,958.02 = 3,443.96 : x
  2. Step 2: Convert to fraction form
    13,305.48/19,958.02 = 3,443.96/x
  3. Step 3: Cross multiply
    13,305.48x = 19,958.02 × 3,443.96
  4. Step 4: Simplify right side
    13,305.48x = 68,734,622.56
  5. Step 5: Solve for x
    x = 68,734,622.56/13,305.48
  6. Step 6: Final answer
    x = 5,165.89

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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.