Home / 13,744.68-20,620.22-5,847.63

Finding the Fourth Proportional to 13,744.68, 20,620.22 and 5,847.63

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Solution

The fourth proportional to 13,744.68, 20,620.22 and 5,847.63 is: 8,772.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,744.68 : 20,620.22 = 5,847.63 : x
  2. Step 2: Convert to fraction form
    13,744.68/20,620.22 = 5,847.63/x
  3. Step 3: Cross multiply
    13,744.68x = 20,620.22 × 5,847.63
  4. Step 4: Simplify right side
    13,744.68x = 120,579,387.84
  5. Step 5: Solve for x
    x = 120,579,387.84/13,744.68
  6. Step 6: Final answer
    x = 8,772.80

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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.