Home / 19,136.23-26,408.57-11,583.92

Finding the Fourth Proportional to 19,136.23, 26,408.57 and 11,583.92

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Solution

The fourth proportional to 19,136.23, 26,408.57 and 11,583.92 is: 15,986.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,136.23 : 26,408.57 = 11,583.92 : x
  2. Step 2: Convert to fraction form
    19,136.23/26,408.57 = 11,583.92/x
  3. Step 3: Cross multiply
    19,136.23x = 26,408.57 × 11,583.92
  4. Step 4: Simplify right side
    19,136.23x = 305,914,770.30
  5. Step 5: Solve for x
    x = 305,914,770.30/19,136.23
  6. Step 6: Final answer
    x = 15,986.16

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1.5x scale

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.