Home / 36,755.22-55,143.28-18,040.86

Finding the Fourth Proportional to 36,755.22, 55,143.28 and 18,040.86

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Solution

The fourth proportional to 36,755.22, 55,143.28 and 18,040.86 is: 27,066.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,755.22 : 55,143.28 = 18,040.86 : x
  2. Step 2: Convert to fraction form
    36,755.22/55,143.28 = 18,040.86/x
  3. Step 3: Cross multiply
    36,755.22x = 55,143.28 × 18,040.86
  4. Step 4: Simplify right side
    36,755.22x = 994,832,194.42
  5. Step 5: Solve for x
    x = 994,832,194.42/36,755.22
  6. Step 6: Final answer
    x = 27,066.42

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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.