Home / 27,361.10-37,772.58-19,422.29

Finding the Fourth Proportional to 27,361.10, 37,772.58 and 19,422.29

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Solution

The fourth proportional to 27,361.10, 37,772.58 and 19,422.29 is: 26,812.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,361.10 : 37,772.58 = 19,422.29 : x
  2. Step 2: Convert to fraction form
    27,361.10/37,772.58 = 19,422.29/x
  3. Step 3: Cross multiply
    27,361.10x = 37,772.58 × 19,422.29
  4. Step 4: Simplify right side
    27,361.10x = 733,629,813.95
  5. Step 5: Solve for x
    x = 733,629,813.95/27,361.10
  6. Step 6: Final answer
    x = 26,812.88

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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.