Home / 18,280.27-25,203.31-14,993.92

Finding the Fourth Proportional to 18,280.27, 25,203.31 and 14,993.92

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Solution

The fourth proportional to 18,280.27, 25,203.31 and 14,993.92 is: 20,672.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,280.27 : 25,203.31 = 14,993.92 : x
  2. Step 2: Convert to fraction form
    18,280.27/25,203.31 = 14,993.92/x
  3. Step 3: Cross multiply
    18,280.27x = 25,203.31 × 14,993.92
  4. Step 4: Simplify right side
    18,280.27x = 377,896,413.88
  5. Step 5: Solve for x
    x = 377,896,413.88/18,280.27
  6. Step 6: Final answer
    x = 20,672.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.