Home / 17,119.64-23,570.60-15,101.33

Finding the Fourth Proportional to 17,119.64, 23,570.60 and 15,101.33

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Solution

The fourth proportional to 17,119.64, 23,570.60 and 15,101.33 is: 20,791.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,119.64 : 23,570.60 = 15,101.33 : x
  2. Step 2: Convert to fraction form
    17,119.64/23,570.60 = 15,101.33/x
  3. Step 3: Cross multiply
    17,119.64x = 23,570.60 × 15,101.33
  4. Step 4: Simplify right side
    17,119.64x = 355,947,215.54
  5. Step 5: Solve for x
    x = 355,947,215.54/17,119.64
  6. Step 6: Final answer
    x = 20,791.74

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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.