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Finding the Third Proportional to 13,807.13 and 30,115.13

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Solution

The third proportional to 13,807.13 and 30,115.13 is: 65,684.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,807.13 : 30,115.13 = 30,115.13 : x
  2. Step 2: Convert to fraction form
    13,807.13/30,115.13 = 30,115.13/x
  3. Step 3: Cross multiply
    13,807.13x = 30,115.13 × 30,115.13
  4. Step 4: Simplify right side
    13,807.13x = 906,920,753.77
  5. Step 5: Solve for x
    x = 906,920,753.77/13,807.13
  6. Step 6: Final answer
    x = 65,684.98

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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.