Home / 34,766.82-47,976.30-19,658.61

Finding the Fourth Proportional to 34,766.82, 47,976.30 and 19,658.61

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Solution

The fourth proportional to 34,766.82, 47,976.30 and 19,658.61 is: 27,127.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,766.82 : 47,976.30 = 19,658.61 : x
  2. Step 2: Convert to fraction form
    34,766.82/47,976.30 = 19,658.61/x
  3. Step 3: Cross multiply
    34,766.82x = 47,976.30 × 19,658.61
  4. Step 4: Simplify right side
    34,766.82x = 943,147,370.94
  5. Step 5: Solve for x
    x = 943,147,370.94/34,766.82
  6. Step 6: Final answer
    x = 27,127.80

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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.