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Finding the Fourth Proportional to 44,951.98, 67,458.06 and 18,656.72

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Solution

The fourth proportional to 44,951.98, 67,458.06 and 18,656.72 is: 27,997.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,951.98 : 67,458.06 = 18,656.72 : x
  2. Step 2: Convert to fraction form
    44,951.98/67,458.06 = 18,656.72/x
  3. Step 3: Cross multiply
    44,951.98x = 67,458.06 × 18,656.72
  4. Step 4: Simplify right side
    44,951.98x = 1,258,546,137.16
  5. Step 5: Solve for x
    x = 1,258,546,137.16/44,951.98
  6. Step 6: Final answer
    x = 27,997.57

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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.