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Finding the Third Proportional to 18,623.67 and 43,700.13

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Solution

The third proportional to 18,623.67 and 43,700.13 is: 102,541.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,623.67 : 43,700.13 = 43,700.13 : x
  2. Step 2: Convert to fraction form
    18,623.67/43,700.13 = 43,700.13/x
  3. Step 3: Cross multiply
    18,623.67x = 43,700.13 × 43,700.13
  4. Step 4: Simplify right side
    18,623.67x = 1,909,701,607.83
  5. Step 5: Solve for x
    x = 1,909,701,607.83/18,623.67
  6. Step 6: Final answer
    x = 102,541.63

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.