Home / 38,104.14-57,128.52-15,923.86

Finding the Fourth Proportional to 38,104.14, 57,128.52 and 15,923.86

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Solution

The fourth proportional to 38,104.14, 57,128.52 and 15,923.86 is: 23,874.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,104.14 : 57,128.52 = 15,923.86 : x
  2. Step 2: Convert to fraction form
    38,104.14/57,128.52 = 15,923.86/x
  3. Step 3: Cross multiply
    38,104.14x = 57,128.52 × 15,923.86
  4. Step 4: Simplify right side
    38,104.14x = 909,706,411.67
  5. Step 5: Solve for x
    x = 909,706,411.67/38,104.14
  6. Step 6: Final answer
    x = 23,874.21

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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.