Home / 18,361.76-27,558.60-10,049.36

Finding the Fourth Proportional to 18,361.76, 27,558.60 and 10,049.36

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Solution

The fourth proportional to 18,361.76, 27,558.60 and 10,049.36 is: 15,082.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,361.76 : 27,558.60 = 10,049.36 : x
  2. Step 2: Convert to fraction form
    18,361.76/27,558.60 = 10,049.36/x
  3. Step 3: Cross multiply
    18,361.76x = 27,558.60 × 10,049.36
  4. Step 4: Simplify right side
    18,361.76x = 276,946,292.50
  5. Step 5: Solve for x
    x = 276,946,292.50/18,361.76
  6. Step 6: Final answer
    x = 15,082.77

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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.