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Finding the Fourth Proportional to 50,950.62, 76,396.50 and 19,749.42

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Solution

The fourth proportional to 50,950.62, 76,396.50 and 19,749.42 is: 29,612.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,950.62 : 76,396.50 = 19,749.42 : x
  2. Step 2: Convert to fraction form
    50,950.62/76,396.50 = 19,749.42/x
  3. Step 3: Cross multiply
    50,950.62x = 76,396.50 × 19,749.42
  4. Step 4: Simplify right side
    50,950.62x = 1,508,786,565.03
  5. Step 5: Solve for x
    x = 1,508,786,565.03/50,950.62
  6. Step 6: Final answer
    x = 29,612.72

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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.