Home / 16,139.22-24,208.80-5,609.24

Finding the Fourth Proportional to 16,139.22, 24,208.80 and 5,609.24

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Solution

The fourth proportional to 16,139.22, 24,208.80 and 5,609.24 is: 8,413.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,139.22 : 24,208.80 = 5,609.24 : x
  2. Step 2: Convert to fraction form
    16,139.22/24,208.80 = 5,609.24/x
  3. Step 3: Cross multiply
    16,139.22x = 24,208.80 × 5,609.24
  4. Step 4: Simplify right side
    16,139.22x = 135,792,848.27
  5. Step 5: Solve for x
    x = 135,792,848.27/16,139.22
  6. Step 6: Final answer
    x = 8,413.84

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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.