Home / 50,967.17-76,420.46-19,379.54

Finding the Fourth Proportional to 50,967.17, 76,420.46 and 19,379.54

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Solution

The fourth proportional to 50,967.17, 76,420.46 and 19,379.54 is: 29,057.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,967.17 : 76,420.46 = 19,379.54 : x
  2. Step 2: Convert to fraction form
    50,967.17/76,420.46 = 19,379.54/x
  3. Step 3: Cross multiply
    50,967.17x = 76,420.46 × 19,379.54
  4. Step 4: Simplify right side
    50,967.17x = 1,480,993,027.73
  5. Step 5: Solve for x
    x = 1,480,993,027.73/50,967.17
  6. Step 6: Final answer
    x = 29,057.79

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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.