Home / 19,211.63-26,514.20-11,260.58

Finding the Fourth Proportional to 19,211.63, 26,514.20 and 11,260.58

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Solution

The fourth proportional to 19,211.63, 26,514.20 and 11,260.58 is: 15,540.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,211.63 : 26,514.20 = 11,260.58 : x
  2. Step 2: Convert to fraction form
    19,211.63/26,514.20 = 11,260.58/x
  3. Step 3: Cross multiply
    19,211.63x = 26,514.20 × 11,260.58
  4. Step 4: Simplify right side
    19,211.63x = 298,565,213.93
  5. Step 5: Solve for x
    x = 298,565,213.93/19,211.63
  6. Step 6: Final answer
    x = 15,540.86

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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.