Home / 27,297.63-37,669.86-15,361.61

Finding the Fourth Proportional to 27,297.63, 37,669.86 and 15,361.61

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Solution

The fourth proportional to 27,297.63, 37,669.86 and 15,361.61 is: 21,198.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,297.63 : 37,669.86 = 15,361.61 : x
  2. Step 2: Convert to fraction form
    27,297.63/37,669.86 = 15,361.61/x
  3. Step 3: Cross multiply
    27,297.63x = 37,669.86 × 15,361.61
  4. Step 4: Simplify right side
    27,297.63x = 578,669,509.73
  5. Step 5: Solve for x
    x = 578,669,509.73/27,297.63
  6. Step 6: Final answer
    x = 21,198.53

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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.