Home / 16,788.48-25,187.91-6,928.54

Finding the Fourth Proportional to 16,788.48, 25,187.91 and 6,928.54

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Solution

The fourth proportional to 16,788.48, 25,187.91 and 6,928.54 is: 10,394.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,788.48 : 25,187.91 = 6,928.54 : x
  2. Step 2: Convert to fraction form
    16,788.48/25,187.91 = 6,928.54/x
  3. Step 3: Cross multiply
    16,788.48x = 25,187.91 × 6,928.54
  4. Step 4: Simplify right side
    16,788.48x = 174,515,441.95
  5. Step 5: Solve for x
    x = 174,515,441.95/16,788.48
  6. Step 6: Final answer
    x = 10,394.95

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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.