Home / 19,103.14-26,362.33-11,143.83

Finding the Fourth Proportional to 19,103.14, 26,362.33 and 11,143.83

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Solution

The fourth proportional to 19,103.14, 26,362.33 and 11,143.83 is: 15,378.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,103.14 : 26,362.33 = 11,143.83 : x
  2. Step 2: Convert to fraction form
    19,103.14/26,362.33 = 11,143.83/x
  3. Step 3: Cross multiply
    19,103.14x = 26,362.33 × 11,143.83
  4. Step 4: Simplify right side
    19,103.14x = 293,777,246.63
  5. Step 5: Solve for x
    x = 293,777,246.63/19,103.14
  6. Step 6: Final answer
    x = 15,378.48

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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.