Home / 38,518.54-57,728.60-25,380.14

Finding the Fourth Proportional to 38,518.54, 57,728.60 and 25,380.14

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Solution

The fourth proportional to 38,518.54, 57,728.60 and 25,380.14 is: 38,037.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,518.54 : 57,728.60 = 25,380.14 : x
  2. Step 2: Convert to fraction form
    38,518.54/57,728.60 = 25,380.14/x
  3. Step 3: Cross multiply
    38,518.54x = 57,728.60 × 25,380.14
  4. Step 4: Simplify right side
    38,518.54x = 1,465,159,629.64
  5. Step 5: Solve for x
    x = 1,465,159,629.64/38,518.54
  6. Step 6: Final answer
    x = 38,037.78

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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.