Home / 27,612.28-41,367.39-21,379.33

Finding the Fourth Proportional to 27,612.28, 41,367.39 and 21,379.33

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Solution

The fourth proportional to 27,612.28, 41,367.39 and 21,379.33 is: 32,029.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,612.28 : 41,367.39 = 21,379.33 : x
  2. Step 2: Convert to fraction form
    27,612.28/41,367.39 = 21,379.33/x
  3. Step 3: Cross multiply
    27,612.28x = 41,367.39 × 21,379.33
  4. Step 4: Simplify right side
    27,612.28x = 884,407,082.05
  5. Step 5: Solve for x
    x = 884,407,082.05/27,612.28
  6. Step 6: Final answer
    x = 32,029.48

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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.