Home / 27,409.42-37,799.32-18,194.68

Finding the Fourth Proportional to 27,409.42, 37,799.32 and 18,194.68

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Solution

The fourth proportional to 27,409.42, 37,799.32 and 18,194.68 is: 25,091.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,409.42 : 37,799.32 = 18,194.68 : x
  2. Step 2: Convert to fraction form
    27,409.42/37,799.32 = 18,194.68/x
  3. Step 3: Cross multiply
    27,409.42x = 37,799.32 × 18,194.68
  4. Step 4: Simplify right side
    27,409.42x = 687,746,531.62
  5. Step 5: Solve for x
    x = 687,746,531.62/27,409.42
  6. Step 6: Final answer
    x = 25,091.61

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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.