Home / 36,892.20-55,331.10-11,926.20

Finding the Fourth Proportional to 36,892.20, 55,331.10 and 11,926.20

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Solution

The fourth proportional to 36,892.20, 55,331.10 and 11,926.20 is: 17,886.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,892.20 : 55,331.10 = 11,926.20 : x
  2. Step 2: Convert to fraction form
    36,892.20/55,331.10 = 11,926.20/x
  3. Step 3: Cross multiply
    36,892.20x = 55,331.10 × 11,926.20
  4. Step 4: Simplify right side
    36,892.20x = 659,889,764.82
  5. Step 5: Solve for x
    x = 659,889,764.82/36,892.20
  6. Step 6: Final answer
    x = 17,886.97

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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.