Home / 27,719.42-41,512.91-15,997.10

Finding the Fourth Proportional to 27,719.42, 41,512.91 and 15,997.10

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Solution

The fourth proportional to 27,719.42, 41,512.91 and 15,997.10 is: 23,957.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,719.42 : 41,512.91 = 15,997.10 : x
  2. Step 2: Convert to fraction form
    27,719.42/41,512.91 = 15,997.10/x
  3. Step 3: Cross multiply
    27,719.42x = 41,512.91 × 15,997.10
  4. Step 4: Simplify right side
    27,719.42x = 664,085,885.01
  5. Step 5: Solve for x
    x = 664,085,885.01/27,719.42
  6. Step 6: Final answer
    x = 23,957.43

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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.