Home / 17,979.37-26,965.41-4,831.85

Finding the Fourth Proportional to 17,979.37, 26,965.41 and 4,831.85

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Solution

The fourth proportional to 17,979.37, 26,965.41 and 4,831.85 is: 7,246.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,979.37 : 26,965.41 = 4,831.85 : x
  2. Step 2: Convert to fraction form
    17,979.37/26,965.41 = 4,831.85/x
  3. Step 3: Cross multiply
    17,979.37x = 26,965.41 × 4,831.85
  4. Step 4: Simplify right side
    17,979.37x = 130,292,865.60
  5. Step 5: Solve for x
    x = 130,292,865.60/17,979.37
  6. Step 6: Final answer
    x = 7,246.80

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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.