Home / 13,522.08-20,279.99-3,662.12

Finding the Fourth Proportional to 13,522.08, 20,279.99 and 3,662.12

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Solution

The fourth proportional to 13,522.08, 20,279.99 and 3,662.12 is: 5,492.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,522.08 : 20,279.99 = 3,662.12 : x
  2. Step 2: Convert to fraction form
    13,522.08/20,279.99 = 3,662.12/x
  3. Step 3: Cross multiply
    13,522.08x = 20,279.99 × 3,662.12
  4. Step 4: Simplify right side
    13,522.08x = 74,267,756.98
  5. Step 5: Solve for x
    x = 74,267,756.98/13,522.08
  6. Step 6: Final answer
    x = 5,492.33

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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.