Home / 33,219.30-49,858.11-18,444.90

Finding the Fourth Proportional to 33,219.30, 49,858.11 and 18,444.90

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Solution

The fourth proportional to 33,219.30, 49,858.11 and 18,444.90 is: 27,683.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,219.30 : 49,858.11 = 18,444.90 : x
  2. Step 2: Convert to fraction form
    33,219.30/49,858.11 = 18,444.90/x
  3. Step 3: Cross multiply
    33,219.30x = 49,858.11 × 18,444.90
  4. Step 4: Simplify right side
    33,219.30x = 919,627,853.14
  5. Step 5: Solve for x
    x = 919,627,853.14/33,219.30
  6. Step 6: Final answer
    x = 27,683.54

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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.