Home / 27,019.20-37,286.42-15,082.44

Finding the Fourth Proportional to 27,019.20, 37,286.42 and 15,082.44

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Solution

The fourth proportional to 27,019.20, 37,286.42 and 15,082.44 is: 20,813.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,019.20 : 37,286.42 = 15,082.44 : x
  2. Step 2: Convert to fraction form
    27,019.20/37,286.42 = 15,082.44/x
  3. Step 3: Cross multiply
    27,019.20x = 37,286.42 × 15,082.44
  4. Step 4: Simplify right side
    27,019.20x = 562,370,192.46
  5. Step 5: Solve for x
    x = 562,370,192.46/27,019.20
  6. Step 6: Final answer
    x = 20,813.72

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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.