Home / 50,668.07-75,990.51-19,081.44

Finding the Fourth Proportional to 50,668.07, 75,990.51 and 19,081.44

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Solution

The fourth proportional to 50,668.07, 75,990.51 and 19,081.44 is: 28,617.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,668.07 : 75,990.51 = 19,081.44 : x
  2. Step 2: Convert to fraction form
    50,668.07/75,990.51 = 19,081.44/x
  3. Step 3: Cross multiply
    50,668.07x = 75,990.51 × 19,081.44
  4. Step 4: Simplify right side
    50,668.07x = 1,450,008,357.13
  5. Step 5: Solve for x
    x = 1,450,008,357.13/50,668.07
  6. Step 6: Final answer
    x = 28,617.80

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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.