Home / 13,474.22-20,211.32-6,260.63

Finding the Fourth Proportional to 13,474.22, 20,211.32 and 6,260.63

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Solution

The fourth proportional to 13,474.22, 20,211.32 and 6,260.63 is: 9,390.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,474.22 : 20,211.32 = 6,260.63 : x
  2. Step 2: Convert to fraction form
    13,474.22/20,211.32 = 6,260.63/x
  3. Step 3: Cross multiply
    13,474.22x = 20,211.32 × 6,260.63
  4. Step 4: Simplify right side
    13,474.22x = 126,535,510.93
  5. Step 5: Solve for x
    x = 126,535,510.93/13,474.22
  6. Step 6: Final answer
    x = 9,390.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.