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Finding the Third Proportional to 19,888 and 29,830

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Solution

The third proportional to 19,888 and 29,830 is: 44,742.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,888 : 29,830 = 29,830 : x
  2. Step 2: Convert to fraction form
    19,888/29,830 = 29,830/x
  3. Step 3: Cross multiply
    19,888x = 29,830 × 29,830
  4. Step 4: Simplify right side
    19,888x = 889,828,900
  5. Step 5: Solve for x
    x = 889,828,900/19,888
  6. Step 6: Final answer
    x = 44,742.00

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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.