Home / 34,148.82-51,221.39-13,098.95

Finding the Fourth Proportional to 34,148.82, 51,221.39 and 13,098.95

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Solution

The fourth proportional to 34,148.82, 51,221.39 and 13,098.95 is: 19,647.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,148.82 : 51,221.39 = 13,098.95 : x
  2. Step 2: Convert to fraction form
    34,148.82/51,221.39 = 13,098.95/x
  3. Step 3: Cross multiply
    34,148.82x = 51,221.39 × 13,098.95
  4. Step 4: Simplify right side
    34,148.82x = 670,946,104.94
  5. Step 5: Solve for x
    x = 670,946,104.94/34,148.82
  6. Step 6: Final answer
    x = 19,647.71

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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.