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Finding the Fourth Proportional to 50,950.92, 76,437.24 and 19,786.08

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Solution

The fourth proportional to 50,950.92, 76,437.24 and 19,786.08 is: 29,683.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,950.92 : 76,437.24 = 19,786.08 : x
  2. Step 2: Convert to fraction form
    50,950.92/76,437.24 = 19,786.08/x
  3. Step 3: Cross multiply
    50,950.92x = 76,437.24 × 19,786.08
  4. Step 4: Simplify right side
    50,950.92x = 1,512,393,345.62
  5. Step 5: Solve for x
    x = 1,512,393,345.62/50,950.92
  6. Step 6: Final answer
    x = 29,683.34

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1.5x scale

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.