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Finding the Fourth Proportional to 43,451.88, 65,164.84 and 16,793.16

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Solution

The fourth proportional to 43,451.88, 65,164.84 and 16,793.16 is: 25,184.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,451.88 : 65,164.84 = 16,793.16 : x
  2. Step 2: Convert to fraction form
    43,451.88/65,164.84 = 16,793.16/x
  3. Step 3: Cross multiply
    43,451.88x = 65,164.84 × 16,793.16
  4. Step 4: Simplify right side
    43,451.88x = 1,094,323,584.49
  5. Step 5: Solve for x
    x = 1,094,323,584.49/43,451.88
  6. Step 6: Final answer
    x = 25,184.72

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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.