Home / 17,391.61-26,076.07-11,450.51

Finding the Fourth Proportional to 17,391.61, 26,076.07 and 11,450.51

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Solution

The fourth proportional to 17,391.61, 26,076.07 and 11,450.51 is: 17,168.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,391.61 : 26,076.07 = 11,450.51 : x
  2. Step 2: Convert to fraction form
    17,391.61/26,076.07 = 11,450.51/x
  3. Step 3: Cross multiply
    17,391.61x = 26,076.07 × 11,450.51
  4. Step 4: Simplify right side
    17,391.61x = 298,584,243.04
  5. Step 5: Solve for x
    x = 298,584,243.04/17,391.61
  6. Step 6: Final answer
    x = 17,168.30

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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.