Home / 13,243.43-19,855.52-6,219.83

Finding the Fourth Proportional to 13,243.43, 19,855.52 and 6,219.83

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Solution

The fourth proportional to 13,243.43, 19,855.52 and 6,219.83 is: 9,325.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,243.43 : 19,855.52 = 6,219.83 : x
  2. Step 2: Convert to fraction form
    13,243.43/19,855.52 = 6,219.83/x
  3. Step 3: Cross multiply
    13,243.43x = 19,855.52 × 6,219.83
  4. Step 4: Simplify right side
    13,243.43x = 123,497,828.58
  5. Step 5: Solve for x
    x = 123,497,828.58/13,243.43
  6. Step 6: Final answer
    x = 9,325.22

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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.