Home / 19,511.24-26,923.56-11,012.60

Finding the Fourth Proportional to 19,511.24, 26,923.56 and 11,012.60

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Solution

The fourth proportional to 19,511.24, 26,923.56 and 11,012.60 is: 15,196.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,511.24 : 26,923.56 = 11,012.60 : x
  2. Step 2: Convert to fraction form
    19,511.24/26,923.56 = 11,012.60/x
  3. Step 3: Cross multiply
    19,511.24x = 26,923.56 × 11,012.60
  4. Step 4: Simplify right side
    19,511.24x = 296,498,396.86
  5. Step 5: Solve for x
    x = 296,498,396.86/19,511.24
  6. Step 6: Final answer
    x = 15,196.29

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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.