Home / 27,096.92-37,403.78-20,401.97

Finding the Fourth Proportional to 27,096.92, 37,403.78 and 20,401.97

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Solution

The fourth proportional to 27,096.92, 37,403.78 and 20,401.97 is: 28,162.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,096.92 : 37,403.78 = 20,401.97 : x
  2. Step 2: Convert to fraction form
    27,096.92/37,403.78 = 20,401.97/x
  3. Step 3: Cross multiply
    27,096.92x = 37,403.78 × 20,401.97
  4. Step 4: Simplify right side
    27,096.92x = 763,110,754.94
  5. Step 5: Solve for x
    x = 763,110,754.94/27,096.92
  6. Step 6: Final answer
    x = 28,162.27

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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.