Home / 16,172.36-24,270.72-7,413.44

Finding the Fourth Proportional to 16,172.36, 24,270.72 and 7,413.44

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Solution

The fourth proportional to 16,172.36, 24,270.72 and 7,413.44 is: 11,125.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,172.36 : 24,270.72 = 7,413.44 : x
  2. Step 2: Convert to fraction form
    16,172.36/24,270.72 = 7,413.44/x
  3. Step 3: Cross multiply
    16,172.36x = 24,270.72 × 7,413.44
  4. Step 4: Simplify right side
    16,172.36x = 179,929,526.48
  5. Step 5: Solve for x
    x = 179,929,526.48/16,172.36
  6. Step 6: Final answer
    x = 11,125.74

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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.