Home / 27,233.22-40,884.82-20,997.20

Finding the Fourth Proportional to 27,233.22, 40,884.82 and 20,997.20

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Solution

The fourth proportional to 27,233.22, 40,884.82 and 20,997.20 is: 31,522.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,233.22 : 40,884.82 = 20,997.20 : x
  2. Step 2: Convert to fraction form
    27,233.22/40,884.82 = 20,997.20/x
  3. Step 3: Cross multiply
    27,233.22x = 40,884.82 × 20,997.20
  4. Step 4: Simplify right side
    27,233.22x = 858,466,433.09
  5. Step 5: Solve for x
    x = 858,466,433.09/27,233.22
  6. Step 6: Final answer
    x = 31,522.77

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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.