Home / 16,413.36-24,611.40-11,220.72

Finding the Fourth Proportional to 16,413.36, 24,611.40 and 11,220.72

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Solution

The fourth proportional to 16,413.36, 24,611.40 and 11,220.72 is: 16,825.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,413.36 : 24,611.40 = 11,220.72 : x
  2. Step 2: Convert to fraction form
    16,413.36/24,611.40 = 11,220.72/x
  3. Step 3: Cross multiply
    16,413.36x = 24,611.40 × 11,220.72
  4. Step 4: Simplify right side
    16,413.36x = 276,157,628.21
  5. Step 5: Solve for x
    x = 276,157,628.21/16,413.36
  6. Step 6: Final answer
    x = 16,825.17

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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.