Home / 19,988.25-29,949.56-6,833.44

Finding the Fourth Proportional to 19,988.25, 29,949.56 and 6,833.44

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Solution

The fourth proportional to 19,988.25, 29,949.56 and 6,833.44 is: 10,238.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,988.25 : 29,949.56 = 6,833.44 : x
  2. Step 2: Convert to fraction form
    19,988.25/29,949.56 = 6,833.44/x
  3. Step 3: Cross multiply
    19,988.25x = 29,949.56 × 6,833.44
  4. Step 4: Simplify right side
    19,988.25x = 204,658,521.29
  5. Step 5: Solve for x
    x = 204,658,521.29/19,988.25
  6. Step 6: Final answer
    x = 10,238.94

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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.