Home / 14,499.23-20,018.57-11,136.03

Finding the Fourth Proportional to 14,499.23, 20,018.57 and 11,136.03

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Solution

The fourth proportional to 14,499.23, 20,018.57 and 11,136.03 is: 15,375.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,499.23 : 20,018.57 = 11,136.03 : x
  2. Step 2: Convert to fraction form
    14,499.23/20,018.57 = 11,136.03/x
  3. Step 3: Cross multiply
    14,499.23x = 20,018.57 × 11,136.03
  4. Step 4: Simplify right side
    14,499.23x = 222,927,327.97
  5. Step 5: Solve for x
    x = 222,927,327.97/14,499.23
  6. Step 6: Final answer
    x = 15,375.12

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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.