Home / 28,736.49-43,104.70-9,016.57

Finding the Fourth Proportional to 28,736.49, 43,104.70 and 9,016.57

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Solution

The fourth proportional to 28,736.49, 43,104.70 and 9,016.57 is: 13,524.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,736.49 : 43,104.70 = 9,016.57 : x
  2. Step 2: Convert to fraction form
    28,736.49/43,104.70 = 9,016.57/x
  3. Step 3: Cross multiply
    28,736.49x = 43,104.70 × 9,016.57
  4. Step 4: Simplify right side
    28,736.49x = 388,656,544.88
  5. Step 5: Solve for x
    x = 388,656,544.88/28,736.49
  6. Step 6: Final answer
    x = 13,524.84

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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.