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Finding the Third Proportional to 13,520.67 and 26,733.80

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Solution

The third proportional to 13,520.67 and 26,733.80 is: 52,859.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,520.67 : 26,733.80 = 26,733.80 : x
  2. Step 2: Convert to fraction form
    13,520.67/26,733.80 = 26,733.80/x
  3. Step 3: Cross multiply
    13,520.67x = 26,733.80 × 26,733.80
  4. Step 4: Simplify right side
    13,520.67x = 714,695,895.35
  5. Step 5: Solve for x
    x = 714,695,895.35/13,520.67
  6. Step 6: Final answer
    x = 52,859.50

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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.