Home / 18,123.26-27,196.44-8,263.52

Finding the Fourth Proportional to 18,123.26, 27,196.44 and 8,263.52

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Solution

The fourth proportional to 18,123.26, 27,196.44 and 8,263.52 is: 12,400.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,123.26 : 27,196.44 = 8,263.52 : x
  2. Step 2: Convert to fraction form
    18,123.26/27,196.44 = 8,263.52/x
  3. Step 3: Cross multiply
    18,123.26x = 27,196.44 × 8,263.52
  4. Step 4: Simplify right side
    18,123.26x = 224,738,325.87
  5. Step 5: Solve for x
    x = 224,738,325.87/18,123.26
  6. Step 6: Final answer
    x = 12,400.55

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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.