Home / 18,385.22-27,581.93-6,698.44

Finding the Fourth Proportional to 18,385.22, 27,581.93 and 6,698.44

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Solution

The fourth proportional to 18,385.22, 27,581.93 and 6,698.44 is: 10,049.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,385.22 : 27,581.93 = 6,698.44 : x
  2. Step 2: Convert to fraction form
    18,385.22/27,581.93 = 6,698.44/x
  3. Step 3: Cross multiply
    18,385.22x = 27,581.93 × 6,698.44
  4. Step 4: Simplify right side
    18,385.22x = 184,755,850.98
  5. Step 5: Solve for x
    x = 184,755,850.98/18,385.22
  6. Step 6: Final answer
    x = 10,049.15

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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.