Home / 43,081.44-64,651.80-16,786.32

Finding the Fourth Proportional to 43,081.44, 64,651.80 and 16,786.32

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Solution

The fourth proportional to 43,081.44, 64,651.80 and 16,786.32 is: 25,191.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,081.44 : 64,651.80 = 16,786.32 : x
  2. Step 2: Convert to fraction form
    43,081.44/64,651.80 = 16,786.32/x
  3. Step 3: Cross multiply
    43,081.44x = 64,651.80 × 16,786.32
  4. Step 4: Simplify right side
    43,081.44x = 1,085,265,803.38
  5. Step 5: Solve for x
    x = 1,085,265,803.38/43,081.44
  6. Step 6: Final answer
    x = 25,191.03

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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.