Home / 14,375.90-21,556.56-6,578.03

Finding the Fourth Proportional to 14,375.90, 21,556.56 and 6,578.03

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Solution

The fourth proportional to 14,375.90, 21,556.56 and 6,578.03 is: 9,863.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,375.90 : 21,556.56 = 6,578.03 : x
  2. Step 2: Convert to fraction form
    14,375.90/21,556.56 = 6,578.03/x
  3. Step 3: Cross multiply
    14,375.90x = 21,556.56 × 6,578.03
  4. Step 4: Simplify right side
    14,375.90x = 141,799,698.38
  5. Step 5: Solve for x
    x = 141,799,698.38/14,375.90
  6. Step 6: Final answer
    x = 9,863.71

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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.