Home / 18,329.62-27,502.23-12,413.18

Finding the Fourth Proportional to 18,329.62, 27,502.23 and 12,413.18

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Solution

The fourth proportional to 18,329.62, 27,502.23 and 12,413.18 is: 18,625.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,329.62 : 27,502.23 = 12,413.18 : x
  2. Step 2: Convert to fraction form
    18,329.62/27,502.23 = 12,413.18/x
  3. Step 3: Cross multiply
    18,329.62x = 27,502.23 × 12,413.18
  4. Step 4: Simplify right side
    18,329.62x = 341,390,131.39
  5. Step 5: Solve for x
    x = 341,390,131.39/18,329.62
  6. Step 6: Final answer
    x = 18,625.05

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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.