Home / 19,126.66-26,392.44-11,163.10

Finding the Fourth Proportional to 19,126.66, 26,392.44 and 11,163.10

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Solution

The fourth proportional to 19,126.66, 26,392.44 and 11,163.10 is: 15,403.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,126.66 : 26,392.44 = 11,163.10 : x
  2. Step 2: Convert to fraction form
    19,126.66/26,392.44 = 11,163.10/x
  3. Step 3: Cross multiply
    19,126.66x = 26,392.44 × 11,163.10
  4. Step 4: Simplify right side
    19,126.66x = 294,621,446.96
  5. Step 5: Solve for x
    x = 294,621,446.96/19,126.66
  6. Step 6: Final answer
    x = 15,403.71

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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.