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Finding the Fourth Proportional to 44,949.87, 67,454.91 and 18,654.64

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Solution

The fourth proportional to 44,949.87, 67,454.91 and 18,654.64 is: 27,994.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,949.87 : 67,454.91 = 18,654.64 : x
  2. Step 2: Convert to fraction form
    44,949.87/67,454.91 = 18,654.64/x
  3. Step 3: Cross multiply
    44,949.87x = 67,454.91 × 18,654.64
  4. Step 4: Simplify right side
    44,949.87x = 1,258,347,062.28
  5. Step 5: Solve for x
    x = 1,258,347,062.28/44,949.87
  6. Step 6: Final answer
    x = 27,994.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.