Home / 14,067.39-21,104.83-4,206.77

Finding the Fourth Proportional to 14,067.39, 21,104.83 and 4,206.77

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Solution

The fourth proportional to 14,067.39, 21,104.83 and 4,206.77 is: 6,311.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,067.39 : 21,104.83 = 4,206.77 : x
  2. Step 2: Convert to fraction form
    14,067.39/21,104.83 = 4,206.77/x
  3. Step 3: Cross multiply
    14,067.39x = 21,104.83 × 4,206.77
  4. Step 4: Simplify right side
    14,067.39x = 88,783,060.17
  5. Step 5: Solve for x
    x = 88,783,060.17/14,067.39
  6. Step 6: Final answer
    x = 6,311.27

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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.