Home / 25,499.25-38,206.22-18,067.77

Finding the Fourth Proportional to 25,499.25, 38,206.22 and 18,067.77

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Solution

The fourth proportional to 25,499.25, 38,206.22 and 18,067.77 is: 27,071.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,499.25 : 38,206.22 = 18,067.77 : x
  2. Step 2: Convert to fraction form
    25,499.25/38,206.22 = 18,067.77/x
  3. Step 3: Cross multiply
    25,499.25x = 38,206.22 × 18,067.77
  4. Step 4: Simplify right side
    25,499.25x = 690,301,105.19
  5. Step 5: Solve for x
    x = 690,301,105.19/25,499.25
  6. Step 6: Final answer
    x = 27,071.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.