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Finding the Third Proportional to 21,975.75 and 32,233.50

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Solution

The third proportional to 21,975.75 and 32,233.50 is: 47,279.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,975.75 : 32,233.50 = 32,233.50 : x
  2. Step 2: Convert to fraction form
    21,975.75/32,233.50 = 32,233.50/x
  3. Step 3: Cross multiply
    21,975.75x = 32,233.50 × 32,233.50
  4. Step 4: Simplify right side
    21,975.75x = 1,038,998,522.25
  5. Step 5: Solve for x
    x = 1,038,998,522.25/21,975.75
  6. Step 6: Final answer
    x = 47,279.32

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.