Home / 13,020.80-19,519.68-6,093.44

Finding the Fourth Proportional to 13,020.80, 19,519.68 and 6,093.44

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Solution

The fourth proportional to 13,020.80, 19,519.68 and 6,093.44 is: 9,134.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,020.80 : 19,519.68 = 6,093.44 : x
  2. Step 2: Convert to fraction form
    13,020.80/19,519.68 = 6,093.44/x
  3. Step 3: Cross multiply
    13,020.80x = 19,519.68 × 6,093.44
  4. Step 4: Simplify right side
    13,020.80x = 118,941,998.90
  5. Step 5: Solve for x
    x = 118,941,998.90/13,020.80
  6. Step 6: Final answer
    x = 9,134.77

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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.