Home / 26,022.12-39,021-9,379.95

Finding the Fourth Proportional to 26,022.12, 39,021 and 9,379.95

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Solution

The fourth proportional to 26,022.12, 39,021 and 9,379.95 is: 14,065.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,022.12 : 39,021 = 9,379.95 : x
  2. Step 2: Convert to fraction form
    26,022.12/39,021 = 9,379.95/x
  3. Step 3: Cross multiply
    26,022.12x = 39,021 × 9,379.95
  4. Step 4: Simplify right side
    26,022.12x = 366,015,028.95
  5. Step 5: Solve for x
    x = 366,015,028.95/26,022.12
  6. Step 6: Final answer
    x = 14,065.53

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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.