Home / 18,089.93-27,135.61-4,942.22

Finding the Fourth Proportional to 18,089.93, 27,135.61 and 4,942.22

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Solution

The fourth proportional to 18,089.93, 27,135.61 and 4,942.22 is: 7,413.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,089.93 : 27,135.61 = 4,942.22 : x
  2. Step 2: Convert to fraction form
    18,089.93/27,135.61 = 4,942.22/x
  3. Step 3: Cross multiply
    18,089.93x = 27,135.61 × 4,942.22
  4. Step 4: Simplify right side
    18,089.93x = 134,110,006.42
  5. Step 5: Solve for x
    x = 134,110,006.42/18,089.93
  6. Step 6: Final answer
    x = 7,413.52

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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.