Home / 50,857.22-70,183.87-27,888.91

Finding the Fourth Proportional to 50,857.22, 70,183.87 and 27,888.91

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Solution

The fourth proportional to 50,857.22, 70,183.87 and 27,888.91 is: 38,487.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,857.22 : 70,183.87 = 27,888.91 : x
  2. Step 2: Convert to fraction form
    50,857.22/70,183.87 = 27,888.91/x
  3. Step 3: Cross multiply
    50,857.22x = 70,183.87 × 27,888.91
  4. Step 4: Simplify right side
    50,857.22x = 1,957,351,388.70
  5. Step 5: Solve for x
    x = 1,957,351,388.70/50,857.22
  6. Step 6: Final answer
    x = 38,487.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.