Home / 50,522.94-75,786.44-18,929.70

Finding the Fourth Proportional to 50,522.94, 75,786.44 and 18,929.70

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Solution

The fourth proportional to 50,522.94, 75,786.44 and 18,929.70 is: 28,395.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,522.94 : 75,786.44 = 18,929.70 : x
  2. Step 2: Convert to fraction form
    50,522.94/75,786.44 = 18,929.70/x
  3. Step 3: Cross multiply
    50,522.94x = 75,786.44 × 18,929.70
  4. Step 4: Simplify right side
    50,522.94x = 1,434,614,478.62
  5. Step 5: Solve for x
    x = 1,434,614,478.62/50,522.94
  6. Step 6: Final answer
    x = 28,395.31

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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.