Home / 36,144.34-54,206.11-12,450.94

Finding the Fourth Proportional to 36,144.34, 54,206.11 and 12,450.94

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Solution

The fourth proportional to 36,144.34, 54,206.11 and 12,450.94 is: 18,672.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,144.34 : 54,206.11 = 12,450.94 : x
  2. Step 2: Convert to fraction form
    36,144.34/54,206.11 = 12,450.94/x
  3. Step 3: Cross multiply
    36,144.34x = 54,206.11 × 12,450.94
  4. Step 4: Simplify right side
    36,144.34x = 674,917,023.24
  5. Step 5: Solve for x
    x = 674,917,023.24/36,144.34
  6. Step 6: Final answer
    x = 18,672.83

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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.