Home / 27,375.02-37,745.14-19,310

Finding the Fourth Proportional to 27,375.02, 37,745.14 and 19,310

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Solution

The fourth proportional to 27,375.02, 37,745.14 and 19,310 is: 26,624.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,375.02 : 37,745.14 = 19,310 : x
  2. Step 2: Convert to fraction form
    27,375.02/37,745.14 = 19,310/x
  3. Step 3: Cross multiply
    27,375.02x = 37,745.14 × 19,310
  4. Step 4: Simplify right side
    27,375.02x = 728,858,653.40
  5. Step 5: Solve for x
    x = 728,858,653.40/27,375.02
  6. Step 6: Final answer
    x = 26,624.95

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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.