Home / 36,953.78-50,996.13-20,186.90

Finding the Fourth Proportional to 36,953.78, 50,996.13 and 20,186.90

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Solution

The fourth proportional to 36,953.78, 50,996.13 and 20,186.90 is: 27,857.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,953.78 : 50,996.13 = 20,186.90 : x
  2. Step 2: Convert to fraction form
    36,953.78/50,996.13 = 20,186.90/x
  3. Step 3: Cross multiply
    36,953.78x = 50,996.13 × 20,186.90
  4. Step 4: Simplify right side
    36,953.78x = 1,029,453,776.70
  5. Step 5: Solve for x
    x = 1,029,453,776.70/36,953.78
  6. Step 6: Final answer
    x = 27,857.87

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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.