Home / 13,633.23-20,413.37-8,006.26

Finding the Fourth Proportional to 13,633.23, 20,413.37 and 8,006.26

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Solution

The fourth proportional to 13,633.23, 20,413.37 and 8,006.26 is: 11,987.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,633.23 : 20,413.37 = 8,006.26 : x
  2. Step 2: Convert to fraction form
    13,633.23/20,413.37 = 8,006.26/x
  3. Step 3: Cross multiply
    13,633.23x = 20,413.37 × 8,006.26
  4. Step 4: Simplify right side
    13,633.23x = 163,434,808.24
  5. Step 5: Solve for x
    x = 163,434,808.24/13,633.23
  6. Step 6: Final answer
    x = 11,987.97

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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.