Home / 25,170.84-37,720.44-18,544.92

Finding the Fourth Proportional to 25,170.84, 37,720.44 and 18,544.92

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Solution

The fourth proportional to 25,170.84, 37,720.44 and 18,544.92 is: 27,790.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,170.84 : 37,720.44 = 18,544.92 : x
  2. Step 2: Convert to fraction form
    25,170.84/37,720.44 = 18,544.92/x
  3. Step 3: Cross multiply
    25,170.84x = 37,720.44 × 18,544.92
  4. Step 4: Simplify right side
    25,170.84x = 699,522,542.16
  5. Step 5: Solve for x
    x = 699,522,542.16/25,170.84
  6. Step 6: Final answer
    x = 27,790.99

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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.