Home / 13,448.91-20,173.27-3,588.99

Finding the Fourth Proportional to 13,448.91, 20,173.27 and 3,588.99

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Solution

The fourth proportional to 13,448.91, 20,173.27 and 3,588.99 is: 5,383.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,448.91 : 20,173.27 = 3,588.99 : x
  2. Step 2: Convert to fraction form
    13,448.91/20,173.27 = 3,588.99/x
  3. Step 3: Cross multiply
    13,448.91x = 20,173.27 × 3,588.99
  4. Step 4: Simplify right side
    13,448.91x = 72,401,664.30
  5. Step 5: Solve for x
    x = 72,401,664.30/13,448.91
  6. Step 6: Final answer
    x = 5,383.46

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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.