Home / 19,067.40-26,308.72-11,514.96

Finding the Fourth Proportional to 19,067.40, 26,308.72 and 11,514.96

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Solution

The fourth proportional to 19,067.40, 26,308.72 and 11,514.96 is: 15,888.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,067.40 : 26,308.72 = 11,514.96 : x
  2. Step 2: Convert to fraction form
    19,067.40/26,308.72 = 11,514.96/x
  3. Step 3: Cross multiply
    19,067.40x = 26,308.72 × 11,514.96
  4. Step 4: Simplify right side
    19,067.40x = 302,943,858.45
  5. Step 5: Solve for x
    x = 302,943,858.45/19,067.40
  6. Step 6: Final answer
    x = 15,888.05

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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.