Home / 16,847.80-25,274.94-5,161.12

Finding the Fourth Proportional to 16,847.80, 25,274.94 and 5,161.12

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Solution

The fourth proportional to 16,847.80, 25,274.94 and 5,161.12 is: 7,742.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,847.80 : 25,274.94 = 5,161.12 : x
  2. Step 2: Convert to fraction form
    16,847.80/25,274.94 = 5,161.12/x
  3. Step 3: Cross multiply
    16,847.80x = 25,274.94 × 5,161.12
  4. Step 4: Simplify right side
    16,847.80x = 130,446,998.33
  5. Step 5: Solve for x
    x = 130,446,998.33/16,847.80
  6. Step 6: Final answer
    x = 7,742.67

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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.