Home / 12,370.45-17,069.92-7,334.41

Finding the Fourth Proportional to 12,370.45, 17,069.92 and 7,334.41

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Solution

The fourth proportional to 12,370.45, 17,069.92 and 7,334.41 is: 10,120.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,370.45 : 17,069.92 = 7,334.41 : x
  2. Step 2: Convert to fraction form
    12,370.45/17,069.92 = 7,334.41/x
  3. Step 3: Cross multiply
    12,370.45x = 17,069.92 × 7,334.41
  4. Step 4: Simplify right side
    12,370.45x = 125,197,791.95
  5. Step 5: Solve for x
    x = 125,197,791.95/12,370.45
  6. Step 6: Final answer
    x = 10,120.71

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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.