Home / 27,361.66-41,042.46-21,130.72

Finding the Fourth Proportional to 27,361.66, 41,042.46 and 21,130.72

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Solution

The fourth proportional to 27,361.66, 41,042.46 and 21,130.72 is: 31,696.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,361.66 : 41,042.46 = 21,130.72 : x
  2. Step 2: Convert to fraction form
    27,361.66/41,042.46 = 21,130.72/x
  3. Step 3: Cross multiply
    27,361.66x = 41,042.46 × 21,130.72
  4. Step 4: Simplify right side
    27,361.66x = 867,256,730.37
  5. Step 5: Solve for x
    x = 867,256,730.37/27,361.66
  6. Step 6: Final answer
    x = 31,696.06

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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.