Home / 38,135.04-57,183.06-15,942.36

Finding the Fourth Proportional to 38,135.04, 57,183.06 and 15,942.36

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Solution

The fourth proportional to 38,135.04, 57,183.06 and 15,942.36 is: 23,905.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,135.04 : 57,183.06 = 15,942.36 : x
  2. Step 2: Convert to fraction form
    38,135.04/57,183.06 = 15,942.36/x
  3. Step 3: Cross multiply
    38,135.04x = 57,183.06 × 15,942.36
  4. Step 4: Simplify right side
    38,135.04x = 911,632,928.42
  5. Step 5: Solve for x
    x = 911,632,928.42/38,135.04
  6. Step 6: Final answer
    x = 23,905.39

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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.