Home / 13,885.92-20,832.11-4,025.39

Finding the Fourth Proportional to 13,885.92, 20,832.11 and 4,025.39

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Solution

The fourth proportional to 13,885.92, 20,832.11 and 4,025.39 is: 6,039.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,885.92 : 20,832.11 = 4,025.39 : x
  2. Step 2: Convert to fraction form
    13,885.92/20,832.11 = 4,025.39/x
  3. Step 3: Cross multiply
    13,885.92x = 20,832.11 × 4,025.39
  4. Step 4: Simplify right side
    13,885.92x = 83,857,242.99
  5. Step 5: Solve for x
    x = 83,857,242.99/13,885.92
  6. Step 6: Final answer
    x = 6,039.01

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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.