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Finding the Fourth Proportional to 33,209.20, 49,818.60 and 11,023.60

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Solution

The fourth proportional to 33,209.20, 49,818.60 and 11,023.60 is: 16,536.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,209.20 : 49,818.60 = 11,023.60 : x
  2. Step 2: Convert to fraction form
    33,209.20/49,818.60 = 11,023.60/x
  3. Step 3: Cross multiply
    33,209.20x = 49,818.60 × 11,023.60
  4. Step 4: Simplify right side
    33,209.20x = 549,180,318.96
  5. Step 5: Solve for x
    x = 549,180,318.96/33,209.20
  6. Step 6: Final answer
    x = 16,536.99

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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.