Home / 14,082.03-21,116.52-5,195.12

Finding the Fourth Proportional to 14,082.03, 21,116.52 and 5,195.12

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Solution

The fourth proportional to 14,082.03, 21,116.52 and 5,195.12 is: 7,790.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,082.03 : 21,116.52 = 5,195.12 : x
  2. Step 2: Convert to fraction form
    14,082.03/21,116.52 = 5,195.12/x
  3. Step 3: Cross multiply
    14,082.03x = 21,116.52 × 5,195.12
  4. Step 4: Simplify right side
    14,082.03x = 109,702,749.80
  5. Step 5: Solve for x
    x = 109,702,749.80/14,082.03
  6. Step 6: Final answer
    x = 7,790.27

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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.