Home / 14,391.74-21,581.44-5,028.96

Finding the Fourth Proportional to 14,391.74, 21,581.44 and 5,028.96

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Solution

The fourth proportional to 14,391.74, 21,581.44 and 5,028.96 is: 7,541.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,391.74 : 21,581.44 = 5,028.96 : x
  2. Step 2: Convert to fraction form
    14,391.74/21,581.44 = 5,028.96/x
  3. Step 3: Cross multiply
    14,391.74x = 21,581.44 × 5,028.96
  4. Step 4: Simplify right side
    14,391.74x = 108,532,198.50
  5. Step 5: Solve for x
    x = 108,532,198.50/14,391.74
  6. Step 6: Final answer
    x = 7,541.28

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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.