Home / 36,301.05-54,438.57-12,922.83

Finding the Fourth Proportional to 36,301.05, 54,438.57 and 12,922.83

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Solution

The fourth proportional to 36,301.05, 54,438.57 and 12,922.83 is: 19,379.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,301.05 : 54,438.57 = 12,922.83 : x
  2. Step 2: Convert to fraction form
    36,301.05/54,438.57 = 12,922.83/x
  3. Step 3: Cross multiply
    36,301.05x = 54,438.57 × 12,922.83
  4. Step 4: Simplify right side
    36,301.05x = 703,500,385.55
  5. Step 5: Solve for x
    x = 703,500,385.55/36,301.05
  6. Step 6: Final answer
    x = 19,379.62

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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.