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Finding the Third Proportional to 19,988.44 and 30,950.44

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Solution

The third proportional to 19,988.44 and 30,950.44 is: 47,924.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,988.44 : 30,950.44 = 30,950.44 : x
  2. Step 2: Convert to fraction form
    19,988.44/30,950.44 = 30,950.44/x
  3. Step 3: Cross multiply
    19,988.44x = 30,950.44 × 30,950.44
  4. Step 4: Simplify right side
    19,988.44x = 957,929,581.44
  5. Step 5: Solve for x
    x = 957,929,581.44/19,988.44
  6. Step 6: Final answer
    x = 47,924.19

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.