Home / 36,145.59-54,222.05-12,450.04

Finding the Fourth Proportional to 36,145.59, 54,222.05 and 12,450.04

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Solution

The fourth proportional to 36,145.59, 54,222.05 and 12,450.04 is: 18,676.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,145.59 : 54,222.05 = 12,450.04 : x
  2. Step 2: Convert to fraction form
    36,145.59/54,222.05 = 12,450.04/x
  3. Step 3: Cross multiply
    36,145.59x = 54,222.05 × 12,450.04
  4. Step 4: Simplify right side
    36,145.59x = 675,066,691.38
  5. Step 5: Solve for x
    x = 675,066,691.38/36,145.59
  6. Step 6: Final answer
    x = 18,676.32

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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.