Home / 19,514.90-26,929.62-11,447.44

Finding the Fourth Proportional to 19,514.90, 26,929.62 and 11,447.44

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Solution

The fourth proportional to 19,514.90, 26,929.62 and 11,447.44 is: 15,796.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,514.90 : 26,929.62 = 11,447.44 : x
  2. Step 2: Convert to fraction form
    19,514.90/26,929.62 = 11,447.44/x
  3. Step 3: Cross multiply
    19,514.90x = 26,929.62 × 11,447.44
  4. Step 4: Simplify right side
    19,514.90x = 308,275,209.17
  5. Step 5: Solve for x
    x = 308,275,209.17/19,514.90
  6. Step 6: Final answer
    x = 15,796.91

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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.