Home / 50,972.48-76,425.60-17,690

Finding the Fourth Proportional to 50,972.48, 76,425.60 and 17,690

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Solution

The fourth proportional to 50,972.48, 76,425.60 and 17,690 is: 26,523.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,972.48 : 76,425.60 = 17,690 : x
  2. Step 2: Convert to fraction form
    50,972.48/76,425.60 = 17,690/x
  3. Step 3: Cross multiply
    50,972.48x = 76,425.60 × 17,690
  4. Step 4: Simplify right side
    50,972.48x = 1,351,968,864
  5. Step 5: Solve for x
    x = 1,351,968,864/50,972.48
  6. Step 6: Final answer
    x = 26,523.51

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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.