Home / 19,039.26-28,554.93-11,136.54

Finding the Fourth Proportional to 19,039.26, 28,554.93 and 11,136.54

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Solution

The fourth proportional to 19,039.26, 28,554.93 and 11,136.54 is: 16,702.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.26 : 28,554.93 = 11,136.54 : x
  2. Step 2: Convert to fraction form
    19,039.26/28,554.93 = 11,136.54/x
  3. Step 3: Cross multiply
    19,039.26x = 28,554.93 × 11,136.54
  4. Step 4: Simplify right side
    19,039.26x = 318,003,120.14
  5. Step 5: Solve for x
    x = 318,003,120.14/19,039.26
  6. Step 6: Final answer
    x = 16,702.49

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1.5x scale

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.