Home / 34,208.22-51,270.40-19,429.57

Finding the Fourth Proportional to 34,208.22, 51,270.40 and 19,429.57

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Solution

The fourth proportional to 34,208.22, 51,270.40 and 19,429.57 is: 29,120.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,208.22 : 51,270.40 = 19,429.57 : x
  2. Step 2: Convert to fraction form
    34,208.22/51,270.40 = 19,429.57/x
  3. Step 3: Cross multiply
    34,208.22x = 51,270.40 × 19,429.57
  4. Step 4: Simplify right side
    34,208.22x = 996,161,825.73
  5. Step 5: Solve for x
    x = 996,161,825.73/34,208.22
  6. Step 6: Final answer
    x = 29,120.54

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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.