Home / 18,442.67-27,657.61-7,195.37

Finding the Fourth Proportional to 18,442.67, 27,657.61 and 7,195.37

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Solution

The fourth proportional to 18,442.67, 27,657.61 and 7,195.37 is: 10,790.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,442.67 : 27,657.61 = 7,195.37 : x
  2. Step 2: Convert to fraction form
    18,442.67/27,657.61 = 7,195.37/x
  3. Step 3: Cross multiply
    18,442.67x = 27,657.61 × 7,195.37
  4. Step 4: Simplify right side
    18,442.67x = 199,006,580.99
  5. Step 5: Solve for x
    x = 199,006,580.99/18,442.67
  6. Step 6: Final answer
    x = 10,790.55

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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.