Home / 17,290.84-23,845.62-11,320.33

Finding the Fourth Proportional to 17,290.84, 23,845.62 and 11,320.33

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Solution

The fourth proportional to 17,290.84, 23,845.62 and 11,320.33 is: 15,611.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,290.84 : 23,845.62 = 11,320.33 : x
  2. Step 2: Convert to fraction form
    17,290.84/23,845.62 = 11,320.33/x
  3. Step 3: Cross multiply
    17,290.84x = 23,845.62 × 11,320.33
  4. Step 4: Simplify right side
    17,290.84x = 269,940,287.45
  5. Step 5: Solve for x
    x = 269,940,287.45/17,290.84
  6. Step 6: Final answer
    x = 15,611.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.