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Finding the Third Proportional to 14,190.19 and 30,871.13

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Solution

The third proportional to 14,190.19 and 30,871.13 is: 67,160.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190.19 : 30,871.13 = 30,871.13 : x
  2. Step 2: Convert to fraction form
    14,190.19/30,871.13 = 30,871.13/x
  3. Step 3: Cross multiply
    14,190.19x = 30,871.13 × 30,871.13
  4. Step 4: Simplify right side
    14,190.19x = 953,026,358.77
  5. Step 5: Solve for x
    x = 953,026,358.77/14,190.19
  6. Step 6: Final answer
    x = 67,160.94

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.