Home / 27,297.99-37,671.05-15,361.43

Finding the Fourth Proportional to 27,297.99, 37,671.05 and 15,361.43

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Solution

The fourth proportional to 27,297.99, 37,671.05 and 15,361.43 is: 21,198.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,297.99 : 37,671.05 = 15,361.43 : x
  2. Step 2: Convert to fraction form
    27,297.99/37,671.05 = 15,361.43/x
  3. Step 3: Cross multiply
    27,297.99x = 37,671.05 × 15,361.43
  4. Step 4: Simplify right side
    27,297.99x = 578,680,932.44
  5. Step 5: Solve for x
    x = 578,680,932.44/27,297.99
  6. Step 6: Final answer
    x = 21,198.66

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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.