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Finding the Third Proportional to 6,611.63 and 14,887.13

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Solution

The third proportional to 6,611.63 and 14,887.13 is: 33,520.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,611.63 : 14,887.13 = 14,887.13 : x
  2. Step 2: Convert to fraction form
    6,611.63/14,887.13 = 14,887.13/x
  3. Step 3: Cross multiply
    6,611.63x = 14,887.13 × 14,887.13
  4. Step 4: Simplify right side
    6,611.63x = 221,626,490.77
  5. Step 5: Solve for x
    x = 221,626,490.77/6,611.63
  6. Step 6: Final answer
    x = 33,520.73

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Why These Related Problems?

These problems maintain the same ratio (2.25) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.