Home / 19,452.40-26,834.44-11,380.76

Finding the Fourth Proportional to 19,452.40, 26,834.44 and 11,380.76

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Solution

The fourth proportional to 19,452.40, 26,834.44 and 11,380.76 is: 15,699.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,452.40 : 26,834.44 = 11,380.76 : x
  2. Step 2: Convert to fraction form
    19,452.40/26,834.44 = 11,380.76/x
  3. Step 3: Cross multiply
    19,452.40x = 26,834.44 × 11,380.76
  4. Step 4: Simplify right side
    19,452.40x = 305,396,321.37
  5. Step 5: Solve for x
    x = 305,396,321.37/19,452.40
  6. Step 6: Final answer
    x = 15,699.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.