Home / 18,228.06-27,343.44-6,541.38

Finding the Fourth Proportional to 18,228.06, 27,343.44 and 6,541.38

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Solution

The fourth proportional to 18,228.06, 27,343.44 and 6,541.38 is: 9,812.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,228.06 : 27,343.44 = 6,541.38 : x
  2. Step 2: Convert to fraction form
    18,228.06/27,343.44 = 6,541.38/x
  3. Step 3: Cross multiply
    18,228.06x = 27,343.44 × 6,541.38
  4. Step 4: Simplify right side
    18,228.06x = 178,863,831.55
  5. Step 5: Solve for x
    x = 178,863,831.55/18,228.06
  6. Step 6: Final answer
    x = 9,812.55

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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.