Home / 19,451.13-26,842.67-11,067.63

Finding the Fourth Proportional to 19,451.13, 26,842.67 and 11,067.63

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Solution

The fourth proportional to 19,451.13, 26,842.67 and 11,067.63 is: 15,273.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,451.13 : 26,842.67 = 11,067.63 : x
  2. Step 2: Convert to fraction form
    19,451.13/26,842.67 = 11,067.63/x
  3. Step 3: Cross multiply
    19,451.13x = 26,842.67 × 11,067.63
  4. Step 4: Simplify right side
    19,451.13x = 297,084,739.77
  5. Step 5: Solve for x
    x = 297,084,739.77/19,451.13
  6. Step 6: Final answer
    x = 15,273.39

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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.