Home / 43,190.26-64,790.84-16,891.58

Finding the Fourth Proportional to 43,190.26, 64,790.84 and 16,891.58

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Solution

The fourth proportional to 43,190.26, 64,790.84 and 16,891.58 is: 25,339.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,190.26 : 64,790.84 = 16,891.58 : x
  2. Step 2: Convert to fraction form
    43,190.26/64,790.84 = 16,891.58/x
  3. Step 3: Cross multiply
    43,190.26x = 64,790.84 × 16,891.58
  4. Step 4: Simplify right side
    43,190.26x = 1,094,419,861.33
  5. Step 5: Solve for x
    x = 1,094,419,861.33/43,190.26
  6. Step 6: Final answer
    x = 25,339.51

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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.