Home / 34,540.25-47,665.55-19,636.25

Finding the Fourth Proportional to 34,540.25, 47,665.55 and 19,636.25

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Solution

The fourth proportional to 34,540.25, 47,665.55 and 19,636.25 is: 27,098.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,540.25 : 47,665.55 = 19,636.25 : x
  2. Step 2: Convert to fraction form
    34,540.25/47,665.55 = 19,636.25/x
  3. Step 3: Cross multiply
    34,540.25x = 47,665.55 × 19,636.25
  4. Step 4: Simplify right side
    34,540.25x = 935,972,558.01
  5. Step 5: Solve for x
    x = 935,972,558.01/34,540.25
  6. Step 6: Final answer
    x = 27,098.03

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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.