Home / 17,480.78-26,216.58-11,933.09

Finding the Fourth Proportional to 17,480.78, 26,216.58 and 11,933.09

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Solution

The fourth proportional to 17,480.78, 26,216.58 and 11,933.09 is: 17,896.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,480.78 : 26,216.58 = 11,933.09 : x
  2. Step 2: Convert to fraction form
    17,480.78/26,216.58 = 11,933.09/x
  3. Step 3: Cross multiply
    17,480.78x = 26,216.58 × 11,933.09
  4. Step 4: Simplify right side
    17,480.78x = 312,844,808.63
  5. Step 5: Solve for x
    x = 312,844,808.63/17,480.78
  6. Step 6: Final answer
    x = 17,896.50

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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.