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Finding the Third Proportional to 13,454 and 28,445

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Solution

The third proportional to 13,454 and 28,445 is: 60,139.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,454 : 28,445 = 28,445 : x
  2. Step 2: Convert to fraction form
    13,454/28,445 = 28,445/x
  3. Step 3: Cross multiply
    13,454x = 28,445 × 28,445
  4. Step 4: Simplify right side
    13,454x = 809,118,025
  5. Step 5: Solve for x
    x = 809,118,025/13,454
  6. Step 6: Final answer
    x = 60,139.59

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.