Home / 16,178.28-24,270.20-7,413.96

Finding the Fourth Proportional to 16,178.28, 24,270.20 and 7,413.96

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Solution

The fourth proportional to 16,178.28, 24,270.20 and 7,413.96 is: 11,122.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,178.28 : 24,270.20 = 7,413.96 : x
  2. Step 2: Convert to fraction form
    16,178.28/24,270.20 = 7,413.96/x
  3. Step 3: Cross multiply
    16,178.28x = 24,270.20 × 7,413.96
  4. Step 4: Simplify right side
    16,178.28x = 179,938,291.99
  5. Step 5: Solve for x
    x = 179,938,291.99/16,178.28
  6. Step 6: Final answer
    x = 11,122.21

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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.