Home / 43,104.84-64,591.44-18,131.22

Finding the Fourth Proportional to 43,104.84, 64,591.44 and 18,131.22

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Solution

The fourth proportional to 43,104.84, 64,591.44 and 18,131.22 is: 27,169.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,104.84 : 64,591.44 = 18,131.22 : x
  2. Step 2: Convert to fraction form
    43,104.84/64,591.44 = 18,131.22/x
  3. Step 3: Cross multiply
    43,104.84x = 64,591.44 × 18,131.22
  4. Step 4: Simplify right side
    43,104.84x = 1,171,121,608.76
  5. Step 5: Solve for x
    x = 1,171,121,608.76/43,104.84
  6. Step 6: Final answer
    x = 27,169.14

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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.