Home / 25,074.54-37,578.60-20,922.75

Finding the Fourth Proportional to 25,074.54, 37,578.60 and 20,922.75

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Solution

The fourth proportional to 25,074.54, 37,578.60 and 20,922.75 is: 31,356.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,074.54 : 37,578.60 = 20,922.75 : x
  2. Step 2: Convert to fraction form
    25,074.54/37,578.60 = 20,922.75/x
  3. Step 3: Cross multiply
    25,074.54x = 37,578.60 × 20,922.75
  4. Step 4: Simplify right side
    25,074.54x = 786,247,653.15
  5. Step 5: Solve for x
    x = 786,247,653.15/25,074.54
  6. Step 6: Final answer
    x = 31,356.41

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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.