Home / 34,828.44-48,063.96-21,211.80

Finding the Fourth Proportional to 34,828.44, 48,063.96 and 21,211.80

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Solution

The fourth proportional to 34,828.44, 48,063.96 and 21,211.80 is: 29,272.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,828.44 : 48,063.96 = 21,211.80 : x
  2. Step 2: Convert to fraction form
    34,828.44/48,063.96 = 21,211.80/x
  3. Step 3: Cross multiply
    34,828.44x = 48,063.96 × 21,211.80
  4. Step 4: Simplify right side
    34,828.44x = 1,019,523,106.73
  5. Step 5: Solve for x
    x = 1,019,523,106.73/34,828.44
  6. Step 6: Final answer
    x = 29,272.72

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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.