Home / 19,576.53-27,028.62-11,621.31

Finding the Fourth Proportional to 19,576.53, 27,028.62 and 11,621.31

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Solution

The fourth proportional to 19,576.53, 27,028.62 and 11,621.31 is: 16,045.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,576.53 : 27,028.62 = 11,621.31 : x
  2. Step 2: Convert to fraction form
    19,576.53/27,028.62 = 11,621.31/x
  3. Step 3: Cross multiply
    19,576.53x = 27,028.62 × 11,621.31
  4. Step 4: Simplify right side
    19,576.53x = 314,107,971.89
  5. Step 5: Solve for x
    x = 314,107,971.89/19,576.53
  6. Step 6: Final answer
    x = 16,045.13

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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.