Home / 18,211.72-27,320.46-6,524.68

Finding the Fourth Proportional to 18,211.72, 27,320.46 and 6,524.68

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Solution

The fourth proportional to 18,211.72, 27,320.46 and 6,524.68 is: 9,788.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,211.72 : 27,320.46 = 6,524.68 : x
  2. Step 2: Convert to fraction form
    18,211.72/27,320.46 = 6,524.68/x
  3. Step 3: Cross multiply
    18,211.72x = 27,320.46 × 6,524.68
  4. Step 4: Simplify right side
    18,211.72x = 178,257,258.95
  5. Step 5: Solve for x
    x = 178,257,258.95/18,211.72
  6. Step 6: Final answer
    x = 9,788.05

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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.