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Finding the Third Proportional to 4,403.53 and 9,655.45

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Solution

The third proportional to 4,403.53 and 9,655.45 is: 21,171.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,403.53 : 9,655.45 = 9,655.45 : x
  2. Step 2: Convert to fraction form
    4,403.53/9,655.45 = 9,655.45/x
  3. Step 3: Cross multiply
    4,403.53x = 9,655.45 × 9,655.45
  4. Step 4: Simplify right side
    4,403.53x = 93,227,775.05
  5. Step 5: Solve for x
    x = 93,227,775.05/4,403.53
  6. Step 6: Final answer
    x = 21,171.14

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.