Home / 38,974.08-53,785.44-22,206

Finding the Fourth Proportional to 38,974.08, 53,785.44 and 22,206

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Solution

The fourth proportional to 38,974.08, 53,785.44 and 22,206 is: 30,644.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,974.08 : 53,785.44 = 22,206 : x
  2. Step 2: Convert to fraction form
    38,974.08/53,785.44 = 22,206/x
  3. Step 3: Cross multiply
    38,974.08x = 53,785.44 × 22,206
  4. Step 4: Simplify right side
    38,974.08x = 1,194,359,480.64
  5. Step 5: Solve for x
    x = 1,194,359,480.64/38,974.08
  6. Step 6: Final answer
    x = 30,644.97

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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.