Home / 18,662.05-27,994.56-6,181.57

Finding the Fourth Proportional to 18,662.05, 27,994.56 and 6,181.57

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Solution

The fourth proportional to 18,662.05, 27,994.56 and 6,181.57 is: 9,272.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,662.05 : 27,994.56 = 6,181.57 : x
  2. Step 2: Convert to fraction form
    18,662.05/27,994.56 = 6,181.57/x
  3. Step 3: Cross multiply
    18,662.05x = 27,994.56 × 6,181.57
  4. Step 4: Simplify right side
    18,662.05x = 173,050,332.26
  5. Step 5: Solve for x
    x = 173,050,332.26/18,662.05
  6. Step 6: Final answer
    x = 9,272.85

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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.