Home / 28,728.91-43,185.62-26,674.48

Finding the Fourth Proportional to 28,728.91, 43,185.62 and 26,674.48

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Solution

The fourth proportional to 28,728.91, 43,185.62 and 26,674.48 is: 40,097.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,728.91 : 43,185.62 = 26,674.48 : x
  2. Step 2: Convert to fraction form
    28,728.91/43,185.62 = 26,674.48/x
  3. Step 3: Cross multiply
    28,728.91x = 43,185.62 × 26,674.48
  4. Step 4: Simplify right side
    28,728.91x = 1,151,954,077.65
  5. Step 5: Solve for x
    x = 1,151,954,077.65/28,728.91
  6. Step 6: Final answer
    x = 40,097.38

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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.