Home / 50,922.75-76,403.57-19,760.43

Finding the Fourth Proportional to 50,922.75, 76,403.57 and 19,760.43

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Solution

The fourth proportional to 50,922.75, 76,403.57 and 19,760.43 is: 29,648.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,922.75 : 76,403.57 = 19,760.43 : x
  2. Step 2: Convert to fraction form
    50,922.75/76,403.57 = 19,760.43/x
  3. Step 3: Cross multiply
    50,922.75x = 76,403.57 × 19,760.43
  4. Step 4: Simplify right side
    50,922.75x = 1,509,767,297.93
  5. Step 5: Solve for x
    x = 1,509,767,297.93/50,922.75
  6. Step 6: Final answer
    x = 29,648.19

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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.