Home / 36,493.66-54,740.49-20,900.38

Finding the Fourth Proportional to 36,493.66, 54,740.49 and 20,900.38

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Solution

The fourth proportional to 36,493.66, 54,740.49 and 20,900.38 is: 31,350.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,493.66 : 54,740.49 = 20,900.38 : x
  2. Step 2: Convert to fraction form
    36,493.66/54,740.49 = 20,900.38/x
  3. Step 3: Cross multiply
    36,493.66x = 54,740.49 × 20,900.38
  4. Step 4: Simplify right side
    36,493.66x = 1,144,097,042.39
  5. Step 5: Solve for x
    x = 1,144,097,042.39/36,493.66
  6. Step 6: Final answer
    x = 31,350.57

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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.