Home / 20,177.24-27,845.50-16,814.43

Finding the Fourth Proportional to 20,177.24, 27,845.50 and 16,814.43

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Solution

The fourth proportional to 20,177.24, 27,845.50 and 16,814.43 is: 23,204.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,177.24 : 27,845.50 = 16,814.43 : x
  2. Step 2: Convert to fraction form
    20,177.24/27,845.50 = 16,814.43/x
  3. Step 3: Cross multiply
    20,177.24x = 27,845.50 × 16,814.43
  4. Step 4: Simplify right side
    20,177.24x = 468,206,168.53
  5. Step 5: Solve for x
    x = 468,206,168.53/20,177.24
  6. Step 6: Final answer
    x = 23,204.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.