Home / 36,671.20-50,607.06-20,755.66

Finding the Fourth Proportional to 36,671.20, 50,607.06 and 20,755.66

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Solution

The fourth proportional to 36,671.20, 50,607.06 and 20,755.66 is: 28,643.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,671.20 : 50,607.06 = 20,755.66 : x
  2. Step 2: Convert to fraction form
    36,671.20/50,607.06 = 20,755.66/x
  3. Step 3: Cross multiply
    36,671.20x = 50,607.06 × 20,755.66
  4. Step 4: Simplify right side
    36,671.20x = 1,050,382,930.96
  5. Step 5: Solve for x
    x = 1,050,382,930.96/36,671.20
  6. Step 6: Final answer
    x = 28,643.27

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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.