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Finding the Third Proportional to 28,595 and 63,007

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Solution

The third proportional to 28,595 and 63,007 is: 138,831.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,595 : 63,007 = 63,007 : x
  2. Step 2: Convert to fraction form
    28,595/63,007 = 63,007/x
  3. Step 3: Cross multiply
    28,595x = 63,007 × 63,007
  4. Step 4: Simplify right side
    28,595x = 3,969,882,049
  5. Step 5: Solve for x
    x = 3,969,882,049/28,595
  6. Step 6: Final answer
    x = 138,831.34

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.