Home / 16,164.99-22,307.96-8,995.47

Finding the Fourth Proportional to 16,164.99, 22,307.96 and 8,995.47

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Solution

The fourth proportional to 16,164.99, 22,307.96 and 8,995.47 is: 12,413.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,164.99 : 22,307.96 = 8,995.47 : x
  2. Step 2: Convert to fraction form
    16,164.99/22,307.96 = 8,995.47/x
  3. Step 3: Cross multiply
    16,164.99x = 22,307.96 × 8,995.47
  4. Step 4: Simplify right side
    16,164.99x = 200,670,584.94
  5. Step 5: Solve for x
    x = 200,670,584.94/16,164.99
  6. Step 6: Final answer
    x = 12,413.90

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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.