Home / 34,736.62-47,936.47-18,821.50

Finding the Fourth Proportional to 34,736.62, 47,936.47 and 18,821.50

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Solution

The fourth proportional to 34,736.62, 47,936.47 and 18,821.50 is: 25,973.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,736.62 : 47,936.47 = 18,821.50 : x
  2. Step 2: Convert to fraction form
    34,736.62/47,936.47 = 18,821.50/x
  3. Step 3: Cross multiply
    34,736.62x = 47,936.47 × 18,821.50
  4. Step 4: Simplify right side
    34,736.62x = 902,236,270.11
  5. Step 5: Solve for x
    x = 902,236,270.11/34,736.62
  6. Step 6: Final answer
    x = 25,973.63

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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.