Home / 16,778.54-25,118.61-11,763.53

Finding the Fourth Proportional to 16,778.54, 25,118.61 and 11,763.53

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Solution

The fourth proportional to 16,778.54, 25,118.61 and 11,763.53 is: 17,610.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,778.54 : 25,118.61 = 11,763.53 : x
  2. Step 2: Convert to fraction form
    16,778.54/25,118.61 = 11,763.53/x
  3. Step 3: Cross multiply
    16,778.54x = 25,118.61 × 11,763.53
  4. Step 4: Simplify right side
    16,778.54x = 295,483,446.78
  5. Step 5: Solve for x
    x = 295,483,446.78/16,778.54
  6. Step 6: Final answer
    x = 17,610.79

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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.