Home / 17,491.73-26,226.95-7,872.89

Finding the Fourth Proportional to 17,491.73, 26,226.95 and 7,872.89

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Solution

The fourth proportional to 17,491.73, 26,226.95 and 7,872.89 is: 11,804.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,491.73 : 26,226.95 = 7,872.89 : x
  2. Step 2: Convert to fraction form
    17,491.73/26,226.95 = 7,872.89/x
  3. Step 3: Cross multiply
    17,491.73x = 26,226.95 × 7,872.89
  4. Step 4: Simplify right side
    17,491.73x = 206,481,721.89
  5. Step 5: Solve for x
    x = 206,481,721.89/17,491.73
  6. Step 6: Final answer
    x = 11,804.54

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1.5x scale

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.