Home / 12,496.02-18,741.26-3,609.42

Finding the Fourth Proportional to 12,496.02, 18,741.26 and 3,609.42

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Solution

The fourth proportional to 12,496.02, 18,741.26 and 3,609.42 is: 5,413.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,496.02 : 18,741.26 = 3,609.42 : x
  2. Step 2: Convert to fraction form
    12,496.02/18,741.26 = 3,609.42/x
  3. Step 3: Cross multiply
    12,496.02x = 18,741.26 × 3,609.42
  4. Step 4: Simplify right side
    12,496.02x = 67,645,017.41
  5. Step 5: Solve for x
    x = 67,645,017.41/12,496.02
  6. Step 6: Final answer
    x = 5,413.32

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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.