Home / 38,122.52-57,183.84-15,923.80

Finding the Fourth Proportional to 38,122.52, 57,183.84 and 15,923.80

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Solution

The fourth proportional to 38,122.52, 57,183.84 and 15,923.80 is: 23,885.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,122.52 : 57,183.84 = 15,923.80 : x
  2. Step 2: Convert to fraction form
    38,122.52/57,183.84 = 15,923.80/x
  3. Step 3: Cross multiply
    38,122.52x = 57,183.84 × 15,923.80
  4. Step 4: Simplify right side
    38,122.52x = 910,584,031.39
  5. Step 5: Solve for x
    x = 910,584,031.39/38,122.52
  6. Step 6: Final answer
    x = 23,885.73

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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.