Home / 27,082.57-37,383.34-18,612.73

Finding the Fourth Proportional to 27,082.57, 37,383.34 and 18,612.73

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Solution

The fourth proportional to 27,082.57, 37,383.34 and 18,612.73 is: 25,692.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,082.57 : 37,383.34 = 18,612.73 : x
  2. Step 2: Convert to fraction form
    27,082.57/37,383.34 = 18,612.73/x
  3. Step 3: Cross multiply
    27,082.57x = 37,383.34 × 18,612.73
  4. Step 4: Simplify right side
    27,082.57x = 695,805,943.87
  5. Step 5: Solve for x
    x = 695,805,943.87/27,082.57
  6. Step 6: Final answer
    x = 25,692.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.