Home / 26,912.40-40,370.66-8,194.03

Finding the Fourth Proportional to 26,912.40, 40,370.66 and 8,194.03

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Solution

The fourth proportional to 26,912.40, 40,370.66 and 8,194.03 is: 12,291.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,912.40 : 40,370.66 = 8,194.03 : x
  2. Step 2: Convert to fraction form
    26,912.40/40,370.66 = 8,194.03/x
  3. Step 3: Cross multiply
    26,912.40x = 40,370.66 × 8,194.03
  4. Step 4: Simplify right side
    26,912.40x = 330,798,399.16
  5. Step 5: Solve for x
    x = 330,798,399.16/26,912.40
  6. Step 6: Final answer
    x = 12,291.67

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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.