Home / 27,771.27-38,324.20-15,024.42

Finding the Fourth Proportional to 27,771.27, 38,324.20 and 15,024.42

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Solution

The fourth proportional to 27,771.27, 38,324.20 and 15,024.42 is: 20,733.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,771.27 : 38,324.20 = 15,024.42 : x
  2. Step 2: Convert to fraction form
    27,771.27/38,324.20 = 15,024.42/x
  3. Step 3: Cross multiply
    27,771.27x = 38,324.20 × 15,024.42
  4. Step 4: Simplify right side
    27,771.27x = 575,798,876.96
  5. Step 5: Solve for x
    x = 575,798,876.96/27,771.27
  6. Step 6: Final answer
    x = 20,733.62

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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.