Home / 17,067.06-25,603.53-5,220.55

Finding the Fourth Proportional to 17,067.06, 25,603.53 and 5,220.55

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Solution

The fourth proportional to 17,067.06, 25,603.53 and 5,220.55 is: 7,831.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,067.06 : 25,603.53 = 5,220.55 : x
  2. Step 2: Convert to fraction form
    17,067.06/25,603.53 = 5,220.55/x
  3. Step 3: Cross multiply
    17,067.06x = 25,603.53 × 5,220.55
  4. Step 4: Simplify right side
    17,067.06x = 133,664,520.97
  5. Step 5: Solve for x
    x = 133,664,520.97/17,067.06
  6. Step 6: Final answer
    x = 7,831.72

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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.