Home / 19,082.57-28,614.24-11,186.96

Finding the Fourth Proportional to 19,082.57, 28,614.24 and 11,186.96

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Solution

The fourth proportional to 19,082.57, 28,614.24 and 11,186.96 is: 16,774.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,082.57 : 28,614.24 = 11,186.96 : x
  2. Step 2: Convert to fraction form
    19,082.57/28,614.24 = 11,186.96/x
  3. Step 3: Cross multiply
    19,082.57x = 28,614.24 × 11,186.96
  4. Step 4: Simplify right side
    19,082.57x = 320,106,215.24
  5. Step 5: Solve for x
    x = 320,106,215.24/19,082.57
  6. Step 6: Final answer
    x = 16,774.80

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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.