Home / 14,424.33-21,627.77-7,021.38

Finding the Fourth Proportional to 14,424.33, 21,627.77 and 7,021.38

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Solution

The fourth proportional to 14,424.33, 21,627.77 and 7,021.38 is: 10,527.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,424.33 : 21,627.77 = 7,021.38 : x
  2. Step 2: Convert to fraction form
    14,424.33/21,627.77 = 7,021.38/x
  3. Step 3: Cross multiply
    14,424.33x = 21,627.77 × 7,021.38
  4. Step 4: Simplify right side
    14,424.33x = 151,856,756.62
  5. Step 5: Solve for x
    x = 151,856,756.62/14,424.33
  6. Step 6: Final answer
    x = 10,527.82

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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.