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Finding the Third Proportional to 5,359.13 and 11,609.25

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Solution

The third proportional to 5,359.13 and 11,609.25 is: 25,148.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,359.13 : 11,609.25 = 11,609.25 : x
  2. Step 2: Convert to fraction form
    5,359.13/11,609.25 = 11,609.25/x
  3. Step 3: Cross multiply
    5,359.13x = 11,609.25 × 11,609.25
  4. Step 4: Simplify right side
    5,359.13x = 134,774,685.56
  5. Step 5: Solve for x
    x = 134,774,685.56/5,359.13
  6. Step 6: Final answer
    x = 25,148.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.