Home / 17,949.25-26,911.41-7,949.26

Finding the Fourth Proportional to 17,949.25, 26,911.41 and 7,949.26

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Solution

The fourth proportional to 17,949.25, 26,911.41 and 7,949.26 is: 11,918.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,949.25 : 26,911.41 = 7,949.26 : x
  2. Step 2: Convert to fraction form
    17,949.25/26,911.41 = 7,949.26/x
  3. Step 3: Cross multiply
    17,949.25x = 26,911.41 × 7,949.26
  4. Step 4: Simplify right side
    17,949.25x = 213,925,795.06
  5. Step 5: Solve for x
    x = 213,925,795.06/17,949.25
  6. Step 6: Final answer
    x = 11,918.37

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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.