Home / 13,927.50-20,891.23-4,067.58

Finding the Fourth Proportional to 13,927.50, 20,891.23 and 4,067.58

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Solution

The fourth proportional to 13,927.50, 20,891.23 and 4,067.58 is: 6,101.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,927.50 : 20,891.23 = 4,067.58 : x
  2. Step 2: Convert to fraction form
    13,927.50/20,891.23 = 4,067.58/x
  3. Step 3: Cross multiply
    13,927.50x = 20,891.23 × 4,067.58
  4. Step 4: Simplify right side
    13,927.50x = 84,976,749.32
  5. Step 5: Solve for x
    x = 84,976,749.32/13,927.50
  6. Step 6: Final answer
    x = 6,101.36

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1.5x scale

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.