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Finding the Third Proportional to 9,166.61 and 13,579.05

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Solution

The third proportional to 9,166.61 and 13,579.05 is: 20,115.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,166.61 : 13,579.05 = 13,579.05 : x
  2. Step 2: Convert to fraction form
    9,166.61/13,579.05 = 13,579.05/x
  3. Step 3: Cross multiply
    9,166.61x = 13,579.05 × 13,579.05
  4. Step 4: Simplify right side
    9,166.61x = 184,390,567.08
  5. Step 5: Solve for x
    x = 184,390,567.08/9,166.61
  6. Step 6: Final answer
    x = 20,115.47

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.