Home / 19,198.72-26,494.29-11,133.94

Finding the Fourth Proportional to 19,198.72, 26,494.29 and 11,133.94

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Solution

The fourth proportional to 19,198.72, 26,494.29 and 11,133.94 is: 15,364.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,198.72 : 26,494.29 = 11,133.94 : x
  2. Step 2: Convert to fraction form
    19,198.72/26,494.29 = 11,133.94/x
  3. Step 3: Cross multiply
    19,198.72x = 26,494.29 × 11,133.94
  4. Step 4: Simplify right side
    19,198.72x = 294,985,835.20
  5. Step 5: Solve for x
    x = 294,985,835.20/19,198.72
  6. Step 6: Final answer
    x = 15,364.87

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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.