Home / 14,563.20-21,845.44-4,174.72

Finding the Fourth Proportional to 14,563.20, 21,845.44 and 4,174.72

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Solution

The fourth proportional to 14,563.20, 21,845.44 and 4,174.72 is: 6,262.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,563.20 : 21,845.44 = 4,174.72 : x
  2. Step 2: Convert to fraction form
    14,563.20/21,845.44 = 4,174.72/x
  3. Step 3: Cross multiply
    14,563.20x = 21,845.44 × 4,174.72
  4. Step 4: Simplify right side
    14,563.20x = 91,198,595.28
  5. Step 5: Solve for x
    x = 91,198,595.28/14,563.20
  6. Step 6: Final answer
    x = 6,262.26

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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.