Home / 17,488.44-26,214.12-11,928

Finding the Fourth Proportional to 17,488.44, 26,214.12 and 11,928

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Solution

The fourth proportional to 17,488.44, 26,214.12 and 11,928 is: 17,879.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,488.44 : 26,214.12 = 11,928 : x
  2. Step 2: Convert to fraction form
    17,488.44/26,214.12 = 11,928/x
  3. Step 3: Cross multiply
    17,488.44x = 26,214.12 × 11,928
  4. Step 4: Simplify right side
    17,488.44x = 312,682,023.36
  5. Step 5: Solve for x
    x = 312,682,023.36/17,488.44
  6. Step 6: Final answer
    x = 17,879.35

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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.