Home / 36,785.67-50,763.72-21,678.96

Finding the Fourth Proportional to 36,785.67, 50,763.72 and 21,678.96

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Solution

The fourth proportional to 36,785.67, 50,763.72 and 21,678.96 is: 29,916.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,785.67 : 50,763.72 = 21,678.96 : x
  2. Step 2: Convert to fraction form
    36,785.67/50,763.72 = 21,678.96/x
  3. Step 3: Cross multiply
    36,785.67x = 50,763.72 × 21,678.96
  4. Step 4: Simplify right side
    36,785.67x = 1,100,504,655.33
  5. Step 5: Solve for x
    x = 1,100,504,655.33/36,785.67
  6. Step 6: Final answer
    x = 29,916.67

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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.