Home / 17,785.22-26,679.38-7,256.03

Finding the Fourth Proportional to 17,785.22, 26,679.38 and 7,256.03

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Solution

The fourth proportional to 17,785.22, 26,679.38 and 7,256.03 is: 10,884.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,785.22 : 26,679.38 = 7,256.03 : x
  2. Step 2: Convert to fraction form
    17,785.22/26,679.38 = 7,256.03/x
  3. Step 3: Cross multiply
    17,785.22x = 26,679.38 × 7,256.03
  4. Step 4: Simplify right side
    17,785.22x = 193,586,211.98
  5. Step 5: Solve for x
    x = 193,586,211.98/17,785.22
  6. Step 6: Final answer
    x = 10,884.67

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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.