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Finding the Third Proportional to 13,439.50 and 26,548.50

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Solution

The third proportional to 13,439.50 and 26,548.50 is: 52,444.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,439.50 : 26,548.50 = 26,548.50 : x
  2. Step 2: Convert to fraction form
    13,439.50/26,548.50 = 26,548.50/x
  3. Step 3: Cross multiply
    13,439.50x = 26,548.50 × 26,548.50
  4. Step 4: Simplify right side
    13,439.50x = 704,822,852.25
  5. Step 5: Solve for x
    x = 704,822,852.25/13,439.50
  6. Step 6: Final answer
    x = 52,444.13

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Why These Related Problems?

These problems maintain the same ratio (1.98) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.