Home / 34,286.82-47,313.57-19,176.86

Finding the Fourth Proportional to 34,286.82, 47,313.57 and 19,176.86

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Solution

The fourth proportional to 34,286.82, 47,313.57 and 19,176.86 is: 26,462.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,286.82 : 47,313.57 = 19,176.86 : x
  2. Step 2: Convert to fraction form
    34,286.82/47,313.57 = 19,176.86/x
  3. Step 3: Cross multiply
    34,286.82x = 47,313.57 × 19,176.86
  4. Step 4: Simplify right side
    34,286.82x = 907,325,471.42
  5. Step 5: Solve for x
    x = 907,325,471.42/34,286.82
  6. Step 6: Final answer
    x = 26,462.81

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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.