Home / 38,157.89-57,153.60-23,321.82

Finding the Fourth Proportional to 38,157.89, 57,153.60 and 23,321.82

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Solution

The fourth proportional to 38,157.89, 57,153.60 and 23,321.82 is: 34,931.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,157.89 : 57,153.60 = 23,321.82 : x
  2. Step 2: Convert to fraction form
    38,157.89/57,153.60 = 23,321.82/x
  3. Step 3: Cross multiply
    38,157.89x = 57,153.60 × 23,321.82
  4. Step 4: Simplify right side
    38,157.89x = 1,332,926,185.88
  5. Step 5: Solve for x
    x = 1,332,926,185.88/38,157.89
  6. Step 6: Final answer
    x = 34,931.87

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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.