Home / 27,350.87-37,745.42-15,414.71

Finding the Fourth Proportional to 27,350.87, 37,745.42 and 15,414.71

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Solution

The fourth proportional to 27,350.87, 37,745.42 and 15,414.71 is: 21,272.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,350.87 : 37,745.42 = 15,414.71 : x
  2. Step 2: Convert to fraction form
    27,350.87/37,745.42 = 15,414.71/x
  3. Step 3: Cross multiply
    27,350.87x = 37,745.42 × 15,414.71
  4. Step 4: Simplify right side
    27,350.87x = 581,834,437.33
  5. Step 5: Solve for x
    x = 581,834,437.33/27,350.87
  6. Step 6: Final answer
    x = 21,272.98

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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.