Home / 27,137.24-37,447.50-15,198.56

Finding the Fourth Proportional to 27,137.24, 37,447.50 and 15,198.56

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Solution

The fourth proportional to 27,137.24, 37,447.50 and 15,198.56 is: 20,972.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,137.24 : 37,447.50 = 15,198.56 : x
  2. Step 2: Convert to fraction form
    27,137.24/37,447.50 = 15,198.56/x
  3. Step 3: Cross multiply
    27,137.24x = 37,447.50 × 15,198.56
  4. Step 4: Simplify right side
    27,137.24x = 569,148,075.60
  5. Step 5: Solve for x
    x = 569,148,075.60/27,137.24
  6. Step 6: Final answer
    x = 20,972.95

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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.