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Finding the Fourth Proportional to 50,651.50, 75,986.16 and 17,375.08

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Solution

The fourth proportional to 50,651.50, 75,986.16 and 17,375.08 is: 26,065.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,651.50 : 75,986.16 = 17,375.08 : x
  2. Step 2: Convert to fraction form
    50,651.50/75,986.16 = 17,375.08/x
  3. Step 3: Cross multiply
    50,651.50x = 75,986.16 × 17,375.08
  4. Step 4: Simplify right side
    50,651.50x = 1,320,265,608.89
  5. Step 5: Solve for x
    x = 1,320,265,608.89/50,651.50
  6. Step 6: Final answer
    x = 26,065.68

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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.