Home / 50,986.27-76,479.51-19,388.92

Finding the Fourth Proportional to 50,986.27, 76,479.51 and 19,388.92

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Solution

The fourth proportional to 50,986.27, 76,479.51 and 19,388.92 is: 29,083.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,986.27 : 76,479.51 = 19,388.92 : x
  2. Step 2: Convert to fraction form
    50,986.27/76,479.51 = 19,388.92/x
  3. Step 3: Cross multiply
    50,986.27x = 76,479.51 × 19,388.92
  4. Step 4: Simplify right side
    50,986.27x = 1,482,855,101.03
  5. Step 5: Solve for x
    x = 1,482,855,101.03/50,986.27
  6. Step 6: Final answer
    x = 29,083.42

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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.