Home / 27,777.21-41,617.20-23,127.09

Finding the Fourth Proportional to 27,777.21, 41,617.20 and 23,127.09

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Solution

The fourth proportional to 27,777.21, 41,617.20 and 23,127.09 is: 34,650.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,777.21 : 41,617.20 = 23,127.09 : x
  2. Step 2: Convert to fraction form
    27,777.21/41,617.20 = 23,127.09/x
  3. Step 3: Cross multiply
    27,777.21x = 41,617.20 × 23,127.09
  4. Step 4: Simplify right side
    27,777.21x = 962,484,729.95
  5. Step 5: Solve for x
    x = 962,484,729.95/27,777.21
  6. Step 6: Final answer
    x = 34,650.16

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1.5x scale

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.