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Finding the Third Proportional to 19,203 and 30,058

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Solution

The third proportional to 19,203 and 30,058 is: 47,049.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,203 : 30,058 = 30,058 : x
  2. Step 2: Convert to fraction form
    19,203/30,058 = 30,058/x
  3. Step 3: Cross multiply
    19,203x = 30,058 × 30,058
  4. Step 4: Simplify right side
    19,203x = 903,483,364
  5. Step 5: Solve for x
    x = 903,483,364/19,203
  6. Step 6: Final answer
    x = 47,049.07

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.