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Finding the Third Proportional to 15,091 and 22,772

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Solution

The third proportional to 15,091 and 22,772 is: 34,362.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,091 : 22,772 = 22,772 : x
  2. Step 2: Convert to fraction form
    15,091/22,772 = 22,772/x
  3. Step 3: Cross multiply
    15,091x = 22,772 × 22,772
  4. Step 4: Simplify right side
    15,091x = 518,563,984
  5. Step 5: Solve for x
    x = 518,563,984/15,091
  6. Step 6: Final answer
    x = 34,362.47

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.