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Finding the Third Proportional to 4,476.94 and 9,569.81

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Solution

The third proportional to 4,476.94 and 9,569.81 is: 20,456.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.94 : 9,569.81 = 9,569.81 : x
  2. Step 2: Convert to fraction form
    4,476.94/9,569.81 = 9,569.81/x
  3. Step 3: Cross multiply
    4,476.94x = 9,569.81 × 9,569.81
  4. Step 4: Simplify right side
    4,476.94x = 91,581,311.29
  5. Step 5: Solve for x
    x = 91,581,311.29/4,476.94
  6. Step 6: Final answer
    x = 20,456.24

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.