Home / 26,021.98-39,020.82-9,379.82

Finding the Fourth Proportional to 26,021.98, 39,020.82 and 9,379.82

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Solution

The fourth proportional to 26,021.98, 39,020.82 and 9,379.82 is: 14,065.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,021.98 : 39,020.82 = 9,379.82 : x
  2. Step 2: Convert to fraction form
    26,021.98/39,020.82 = 9,379.82/x
  3. Step 3: Cross multiply
    26,021.98x = 39,020.82 × 9,379.82
  4. Step 4: Simplify right side
    26,021.98x = 366,008,267.85
  5. Step 5: Solve for x
    x = 366,008,267.85/26,021.98
  6. Step 6: Final answer
    x = 14,065.35

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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.