Home / 38,183.06-57,274.70-11,887.83

Finding the Fourth Proportional to 38,183.06, 57,274.70 and 11,887.83

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Solution

The fourth proportional to 38,183.06, 57,274.70 and 11,887.83 is: 17,831.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,183.06 : 57,274.70 = 11,887.83 : x
  2. Step 2: Convert to fraction form
    38,183.06/57,274.70 = 11,887.83/x
  3. Step 3: Cross multiply
    38,183.06x = 57,274.70 × 11,887.83
  4. Step 4: Simplify right side
    38,183.06x = 680,871,837.46
  5. Step 5: Solve for x
    x = 680,871,837.46/38,183.06
  6. Step 6: Final answer
    x = 17,831.78

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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.