Home / 19,180.82-26,503.85-14,942.82

Finding the Fourth Proportional to 19,180.82, 26,503.85 and 14,942.82

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Solution

The fourth proportional to 19,180.82, 26,503.85 and 14,942.82 is: 20,647.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,180.82 : 26,503.85 = 14,942.82 : x
  2. Step 2: Convert to fraction form
    19,180.82/26,503.85 = 14,942.82/x
  3. Step 3: Cross multiply
    19,180.82x = 26,503.85 × 14,942.82
  4. Step 4: Simplify right side
    19,180.82x = 396,042,185.14
  5. Step 5: Solve for x
    x = 396,042,185.14/19,180.82
  6. Step 6: Final answer
    x = 20,647.83

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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.