Home / 13,707.70-20,562.83-3,846.93

Finding the Fourth Proportional to 13,707.70, 20,562.83 and 3,846.93

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Solution

The fourth proportional to 13,707.70, 20,562.83 and 3,846.93 is: 5,770.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,707.70 : 20,562.83 = 3,846.93 : x
  2. Step 2: Convert to fraction form
    13,707.70/20,562.83 = 3,846.93/x
  3. Step 3: Cross multiply
    13,707.70x = 20,562.83 × 3,846.93
  4. Step 4: Simplify right side
    13,707.70x = 79,103,767.61
  5. Step 5: Solve for x
    x = 79,103,767.61/13,707.70
  6. Step 6: Final answer
    x = 5,770.76

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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.