Home / 27,821.95-41,743.60-16,736.49

Finding the Fourth Proportional to 27,821.95, 41,743.60 and 16,736.49

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Solution

The fourth proportional to 27,821.95, 41,743.60 and 16,736.49 is: 25,111.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,821.95 : 41,743.60 = 16,736.49 : x
  2. Step 2: Convert to fraction form
    27,821.95/41,743.60 = 16,736.49/x
  3. Step 3: Cross multiply
    27,821.95x = 41,743.60 × 16,736.49
  4. Step 4: Simplify right side
    27,821.95x = 698,641,302.12
  5. Step 5: Solve for x
    x = 698,641,302.12/27,821.95
  6. Step 6: Final answer
    x = 25,111.16

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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.