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Finding the Fourth Proportional to 36,952.76, 55,422.22 and 11,993.02

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Solution

The fourth proportional to 36,952.76, 55,422.22 and 11,993.02 is: 17,987.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,952.76 : 55,422.22 = 11,993.02 : x
  2. Step 2: Convert to fraction form
    36,952.76/55,422.22 = 11,993.02/x
  3. Step 3: Cross multiply
    36,952.76x = 55,422.22 × 11,993.02
  4. Step 4: Simplify right side
    36,952.76x = 664,679,732.94
  5. Step 5: Solve for x
    x = 664,679,732.94/36,952.76
  6. Step 6: Final answer
    x = 17,987.28

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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.