Home / 17,091.96-23,573.55-11,125.54

Finding the Fourth Proportional to 17,091.96, 23,573.55 and 11,125.54

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Solution

The fourth proportional to 17,091.96, 23,573.55 and 11,125.54 is: 15,344.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,091.96 : 23,573.55 = 11,125.54 : x
  2. Step 2: Convert to fraction form
    17,091.96/23,573.55 = 11,125.54/x
  3. Step 3: Cross multiply
    17,091.96x = 23,573.55 × 11,125.54
  4. Step 4: Simplify right side
    17,091.96x = 262,268,473.47
  5. Step 5: Solve for x
    x = 262,268,473.47/17,091.96
  6. Step 6: Final answer
    x = 15,344.55

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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.