Home / 26,840.28-40,239.24-16,958.70

Finding the Fourth Proportional to 26,840.28, 40,239.24 and 16,958.70

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Solution

The fourth proportional to 26,840.28, 40,239.24 and 16,958.70 is: 25,424.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,840.28 : 40,239.24 = 16,958.70 : x
  2. Step 2: Convert to fraction form
    26,840.28/40,239.24 = 16,958.70/x
  3. Step 3: Cross multiply
    26,840.28x = 40,239.24 × 16,958.70
  4. Step 4: Simplify right side
    26,840.28x = 682,405,199.39
  5. Step 5: Solve for x
    x = 682,405,199.39/26,840.28
  6. Step 6: Final answer
    x = 25,424.67

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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.