Home / 36,958.10-51,001.09-20,191.10

Finding the Fourth Proportional to 36,958.10, 51,001.09 and 20,191.10

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Solution

The fourth proportional to 36,958.10, 51,001.09 and 20,191.10 is: 27,863.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,958.10 : 51,001.09 = 20,191.10 : x
  2. Step 2: Convert to fraction form
    36,958.10/51,001.09 = 20,191.10/x
  3. Step 3: Cross multiply
    36,958.10x = 51,001.09 × 20,191.10
  4. Step 4: Simplify right side
    36,958.10x = 1,029,768,108.30
  5. Step 5: Solve for x
    x = 1,029,768,108.30/36,958.10
  6. Step 6: Final answer
    x = 27,863.12

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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.