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Finding the Third Proportional to 28,926.70 and 43,698.45

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Solution

The third proportional to 28,926.70 and 43,698.45 is: 66,013.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,926.70 : 43,698.45 = 43,698.45 : x
  2. Step 2: Convert to fraction form
    28,926.70/43,698.45 = 43,698.45/x
  3. Step 3: Cross multiply
    28,926.70x = 43,698.45 × 43,698.45
  4. Step 4: Simplify right side
    28,926.70x = 1,909,554,122.73
  5. Step 5: Solve for x
    x = 1,909,554,122.73/28,926.70
  6. Step 6: Final answer
    x = 66,013.54

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.