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Finding the Third Proportional to 15,866.63 and 34,847.25

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Solution

The third proportional to 15,866.63 and 34,847.25 is: 76,533.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,866.63 : 34,847.25 = 34,847.25 : x
  2. Step 2: Convert to fraction form
    15,866.63/34,847.25 = 34,847.25/x
  3. Step 3: Cross multiply
    15,866.63x = 34,847.25 × 34,847.25
  4. Step 4: Simplify right side
    15,866.63x = 1,214,330,832.56
  5. Step 5: Solve for x
    x = 1,214,330,832.56/15,866.63
  6. Step 6: Final answer
    x = 76,533.66

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.