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Finding the Fourth Proportional to 43,546.44, 65,300.94 and 13,954.44

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Solution

The fourth proportional to 43,546.44, 65,300.94 and 13,954.44 is: 20,925.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,546.44 : 65,300.94 = 13,954.44 : x
  2. Step 2: Convert to fraction form
    43,546.44/65,300.94 = 13,954.44/x
  3. Step 3: Cross multiply
    43,546.44x = 65,300.94 × 13,954.44
  4. Step 4: Simplify right side
    43,546.44x = 911,238,049.17
  5. Step 5: Solve for x
    x = 911,238,049.17/43,546.44
  6. Step 6: Final answer
    x = 20,925.66

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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.