Home / 38,078.20-57,076.44-15,874.84

Finding the Fourth Proportional to 38,078.20, 57,076.44 and 15,874.84

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Solution

The fourth proportional to 38,078.20, 57,076.44 and 15,874.84 is: 23,795.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,078.20 : 57,076.44 = 15,874.84 : x
  2. Step 2: Convert to fraction form
    38,078.20/57,076.44 = 15,874.84/x
  3. Step 3: Cross multiply
    38,078.20x = 57,076.44 × 15,874.84
  4. Step 4: Simplify right side
    38,078.20x = 906,079,352.77
  5. Step 5: Solve for x
    x = 906,079,352.77/38,078.20
  6. Step 6: Final answer
    x = 23,795.23

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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.