Home / 11,233.62-16,850.35-8,770.50

Finding the Fourth Proportional to 11,233.62, 16,850.35 and 8,770.50

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Solution

The fourth proportional to 11,233.62, 16,850.35 and 8,770.50 is: 13,155.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,233.62 : 16,850.35 = 8,770.50 : x
  2. Step 2: Convert to fraction form
    11,233.62/16,850.35 = 8,770.50/x
  3. Step 3: Cross multiply
    11,233.62x = 16,850.35 × 8,770.50
  4. Step 4: Simplify right side
    11,233.62x = 147,785,994.68
  5. Step 5: Solve for x
    x = 147,785,994.68/11,233.62
  6. Step 6: Final answer
    x = 13,155.69

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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.