Home / 27,701.37-41,559.20-7,981.47

Finding the Fourth Proportional to 27,701.37, 41,559.20 and 7,981.47

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Solution

The fourth proportional to 27,701.37, 41,559.20 and 7,981.47 is: 11,974.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,701.37 : 41,559.20 = 7,981.47 : x
  2. Step 2: Convert to fraction form
    27,701.37/41,559.20 = 7,981.47/x
  3. Step 3: Cross multiply
    27,701.37x = 41,559.20 × 7,981.47
  4. Step 4: Simplify right side
    27,701.37x = 331,703,468.12
  5. Step 5: Solve for x
    x = 331,703,468.12/27,701.37
  6. Step 6: Final answer
    x = 11,974.26

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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.