Home / 16,240.96-22,413.04-9,167.68

Finding the Fourth Proportional to 16,240.96, 22,413.04 and 9,167.68

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Solution

The fourth proportional to 16,240.96, 22,413.04 and 9,167.68 is: 12,651.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,240.96 : 22,413.04 = 9,167.68 : x
  2. Step 2: Convert to fraction form
    16,240.96/22,413.04 = 9,167.68/x
  3. Step 3: Cross multiply
    16,240.96x = 22,413.04 × 9,167.68
  4. Step 4: Simplify right side
    16,240.96x = 205,475,578.55
  5. Step 5: Solve for x
    x = 205,475,578.55/16,240.96
  6. Step 6: Final answer
    x = 12,651.69

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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.