Home / 19,211.27-26,514.02-11,260.31

Finding the Fourth Proportional to 19,211.27, 26,514.02 and 11,260.31

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Solution

The fourth proportional to 19,211.27, 26,514.02 and 11,260.31 is: 15,540.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,211.27 : 26,514.02 = 11,260.31 : x
  2. Step 2: Convert to fraction form
    19,211.27/26,514.02 = 11,260.31/x
  3. Step 3: Cross multiply
    19,211.27x = 26,514.02 × 11,260.31
  4. Step 4: Simplify right side
    19,211.27x = 298,556,028.24
  5. Step 5: Solve for x
    x = 298,556,028.24/19,211.27
  6. Step 6: Final answer
    x = 15,540.67

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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.