Home / 18,511.50-27,770.14-6,028.58

Finding the Fourth Proportional to 18,511.50, 27,770.14 and 6,028.58

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Solution

The fourth proportional to 18,511.50, 27,770.14 and 6,028.58 is: 9,043.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,511.50 : 27,770.14 = 6,028.58 : x
  2. Step 2: Convert to fraction form
    18,511.50/27,770.14 = 6,028.58/x
  3. Step 3: Cross multiply
    18,511.50x = 27,770.14 × 6,028.58
  4. Step 4: Simplify right side
    18,511.50x = 167,414,510.60
  5. Step 5: Solve for x
    x = 167,414,510.60/18,511.50
  6. Step 6: Final answer
    x = 9,043.81

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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.