Home / 19,257.68-28,933.19-18,195.60

Finding the Fourth Proportional to 19,257.68, 28,933.19 and 18,195.60

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Solution

The fourth proportional to 19,257.68, 28,933.19 and 18,195.60 is: 27,337.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,257.68 : 28,933.19 = 18,195.60 : x
  2. Step 2: Convert to fraction form
    19,257.68/28,933.19 = 18,195.60/x
  3. Step 3: Cross multiply
    19,257.68x = 28,933.19 × 18,195.60
  4. Step 4: Simplify right side
    19,257.68x = 526,456,660.99
  5. Step 5: Solve for x
    x = 526,456,660.99/19,257.68
  6. Step 6: Final answer
    x = 27,337.50

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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.