Home / 38,479.29-57,806.52-27,838.48

Finding the Fourth Proportional to 38,479.29, 57,806.52 and 27,838.48

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Solution

The fourth proportional to 38,479.29, 57,806.52 and 27,838.48 is: 41,821.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,479.29 : 57,806.52 = 27,838.48 : x
  2. Step 2: Convert to fraction form
    38,479.29/57,806.52 = 27,838.48/x
  3. Step 3: Cross multiply
    38,479.29x = 57,806.52 × 27,838.48
  4. Step 4: Simplify right side
    38,479.29x = 1,609,245,361.86
  5. Step 5: Solve for x
    x = 1,609,245,361.86/38,479.29
  6. Step 6: Final answer
    x = 41,821.08

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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.