Home / 51,076.20-76,589.94-17,792.19

Finding the Fourth Proportional to 51,076.20, 76,589.94 and 17,792.19

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Solution

The fourth proportional to 51,076.20, 76,589.94 and 17,792.19 is: 26,679.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,076.20 : 76,589.94 = 17,792.19 : x
  2. Step 2: Convert to fraction form
    51,076.20/76,589.94 = 17,792.19/x
  3. Step 3: Cross multiply
    51,076.20x = 76,589.94 × 17,792.19
  4. Step 4: Simplify right side
    51,076.20x = 1,362,702,764.57
  5. Step 5: Solve for x
    x = 1,362,702,764.57/51,076.20
  6. Step 6: Final answer
    x = 26,679.80

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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.