Home / 14,202.38-19,583.90-9,668

Finding the Fourth Proportional to 14,202.38, 19,583.90 and 9,668

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Solution

The fourth proportional to 14,202.38, 19,583.90 and 9,668 is: 13,331.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,202.38 : 19,583.90 = 9,668 : x
  2. Step 2: Convert to fraction form
    14,202.38/19,583.90 = 9,668/x
  3. Step 3: Cross multiply
    14,202.38x = 19,583.90 × 9,668
  4. Step 4: Simplify right side
    14,202.38x = 189,337,145.20
  5. Step 5: Solve for x
    x = 189,337,145.20/14,202.38
  6. Step 6: Final answer
    x = 13,331.37

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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.