Home / 18,500.63-27,723.45-11,096.42

Finding the Fourth Proportional to 18,500.63, 27,723.45 and 11,096.42

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Solution

The fourth proportional to 18,500.63, 27,723.45 and 11,096.42 is: 16,628.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,500.63 : 27,723.45 = 11,096.42 : x
  2. Step 2: Convert to fraction form
    18,500.63/27,723.45 = 11,096.42/x
  3. Step 3: Cross multiply
    18,500.63x = 27,723.45 × 11,096.42
  4. Step 4: Simplify right side
    18,500.63x = 307,631,155.97
  5. Step 5: Solve for x
    x = 307,631,155.97/18,500.63
  6. Step 6: Final answer
    x = 16,628.14

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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.