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Finding the Third Proportional to 9,273.09 and 20,619.28

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Solution

The third proportional to 9,273.09 and 20,619.28 is: 45,848.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,273.09 : 20,619.28 = 20,619.28 : x
  2. Step 2: Convert to fraction form
    9,273.09/20,619.28 = 20,619.28/x
  3. Step 3: Cross multiply
    9,273.09x = 20,619.28 × 20,619.28
  4. Step 4: Simplify right side
    9,273.09x = 425,154,759.27
  5. Step 5: Solve for x
    x = 425,154,759.27/9,273.09
  6. Step 6: Final answer
    x = 45,848.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.