Home / 28,736.65-43,104.94-9,016.75

Finding the Fourth Proportional to 28,736.65, 43,104.94 and 9,016.75

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Solution

The fourth proportional to 28,736.65, 43,104.94 and 9,016.75 is: 13,525.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,736.65 : 43,104.94 = 9,016.75 : x
  2. Step 2: Convert to fraction form
    28,736.65/43,104.94 = 9,016.75/x
  3. Step 3: Cross multiply
    28,736.65x = 43,104.94 × 9,016.75
  4. Step 4: Simplify right side
    28,736.65x = 388,666,207.14
  5. Step 5: Solve for x
    x = 388,666,207.14/28,736.65
  6. Step 6: Final answer
    x = 13,525.10

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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.