Home / 19,086.07-26,338.79-11,634.07

Finding the Fourth Proportional to 19,086.07, 26,338.79 and 11,634.07

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Solution

The fourth proportional to 19,086.07, 26,338.79 and 11,634.07 is: 16,055.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,086.07 : 26,338.79 = 11,634.07 : x
  2. Step 2: Convert to fraction form
    19,086.07/26,338.79 = 11,634.07/x
  3. Step 3: Cross multiply
    19,086.07x = 26,338.79 × 11,634.07
  4. Step 4: Simplify right side
    19,086.07x = 306,427,326.58
  5. Step 5: Solve for x
    x = 306,427,326.58/19,086.07
  6. Step 6: Final answer
    x = 16,055.02

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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.