Home / 13,847.99-20,771.30-5,082.22

Finding the Fourth Proportional to 13,847.99, 20,771.30 and 5,082.22

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Solution

The fourth proportional to 13,847.99, 20,771.30 and 5,082.22 is: 7,623.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,847.99 : 20,771.30 = 5,082.22 : x
  2. Step 2: Convert to fraction form
    13,847.99/20,771.30 = 5,082.22/x
  3. Step 3: Cross multiply
    13,847.99x = 20,771.30 × 5,082.22
  4. Step 4: Simplify right side
    13,847.99x = 105,564,187.02
  5. Step 5: Solve for x
    x = 105,564,187.02/13,847.99
  6. Step 6: Final answer
    x = 7,623.07

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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.