Home / 19,629.17-27,085.29-12,076.73

Finding the Fourth Proportional to 19,629.17, 27,085.29 and 12,076.73

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Solution

The fourth proportional to 19,629.17, 27,085.29 and 12,076.73 is: 16,664.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,629.17 : 27,085.29 = 12,076.73 : x
  2. Step 2: Convert to fraction form
    19,629.17/27,085.29 = 12,076.73/x
  3. Step 3: Cross multiply
    19,629.17x = 27,085.29 × 12,076.73
  4. Step 4: Simplify right side
    19,629.17x = 327,101,734.30
  5. Step 5: Solve for x
    x = 327,101,734.30/19,629.17
  6. Step 6: Final answer
    x = 16,664.06

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1.5x scale

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.