Home / 33,861.51-50,690.21-18,231.75

Finding the Fourth Proportional to 33,861.51, 50,690.21 and 18,231.75

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Solution

The fourth proportional to 33,861.51, 50,690.21 and 18,231.75 is: 27,292.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,861.51 : 50,690.21 = 18,231.75 : x
  2. Step 2: Convert to fraction form
    33,861.51/50,690.21 = 18,231.75/x
  3. Step 3: Cross multiply
    33,861.51x = 50,690.21 × 18,231.75
  4. Step 4: Simplify right side
    33,861.51x = 924,171,145.01
  5. Step 5: Solve for x
    x = 924,171,145.01/33,861.51
  6. Step 6: Final answer
    x = 27,292.67

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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.