Home / 33,211.20-49,821.60-11,025.60

Finding the Fourth Proportional to 33,211.20, 49,821.60 and 11,025.60

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Solution

The fourth proportional to 33,211.20, 49,821.60 and 11,025.60 is: 16,539.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,211.20 : 49,821.60 = 11,025.60 : x
  2. Step 2: Convert to fraction form
    33,211.20/49,821.60 = 11,025.60/x
  3. Step 3: Cross multiply
    33,211.20x = 49,821.60 × 11,025.60
  4. Step 4: Simplify right side
    33,211.20x = 549,313,032.96
  5. Step 5: Solve for x
    x = 549,313,032.96/33,211.20
  6. Step 6: Final answer
    x = 16,539.99

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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.