Home / 12,771.56-19,161.26-6,536.01

Finding the Fourth Proportional to 12,771.56, 19,161.26 and 6,536.01

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Solution

The fourth proportional to 12,771.56, 19,161.26 and 6,536.01 is: 9,806.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,771.56 : 19,161.26 = 6,536.01 : x
  2. Step 2: Convert to fraction form
    12,771.56/19,161.26 = 6,536.01/x
  3. Step 3: Cross multiply
    12,771.56x = 19,161.26 × 6,536.01
  4. Step 4: Simplify right side
    12,771.56x = 125,238,186.97
  5. Step 5: Solve for x
    x = 125,238,186.97/12,771.56
  6. Step 6: Final answer
    x = 9,806.02

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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.