Home / 13,635.06-20,452.68-4,401.06

Finding the Fourth Proportional to 13,635.06, 20,452.68 and 4,401.06

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Solution

The fourth proportional to 13,635.06, 20,452.68 and 4,401.06 is: 6,601.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,635.06 : 20,452.68 = 4,401.06 : x
  2. Step 2: Convert to fraction form
    13,635.06/20,452.68 = 4,401.06/x
  3. Step 3: Cross multiply
    13,635.06x = 20,452.68 × 4,401.06
  4. Step 4: Simplify right side
    13,635.06x = 90,013,471.84
  5. Step 5: Solve for x
    x = 90,013,471.84/13,635.06
  6. Step 6: Final answer
    x = 6,601.62

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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.