Home / 27,957.49-41,936.23-19,165.75

Finding the Fourth Proportional to 27,957.49, 41,936.23 and 19,165.75

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Solution

The fourth proportional to 27,957.49, 41,936.23 and 19,165.75 is: 28,748.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,957.49 : 41,936.23 = 19,165.75 : x
  2. Step 2: Convert to fraction form
    27,957.49/41,936.23 = 19,165.75/x
  3. Step 3: Cross multiply
    27,957.49x = 41,936.23 × 19,165.75
  4. Step 4: Simplify right side
    27,957.49x = 803,739,300.12
  5. Step 5: Solve for x
    x = 803,739,300.12/27,957.49
  6. Step 6: Final answer
    x = 28,748.62

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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.