Home / 13,741.02-20,614.78-10,940.44

Finding the Fourth Proportional to 13,741.02, 20,614.78 and 10,940.44

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Solution

The fourth proportional to 13,741.02, 20,614.78 and 10,940.44 is: 16,413.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,741.02 : 20,614.78 = 10,940.44 : x
  2. Step 2: Convert to fraction form
    13,741.02/20,614.78 = 10,940.44/x
  3. Step 3: Cross multiply
    13,741.02x = 20,614.78 × 10,940.44
  4. Step 4: Simplify right side
    13,741.02x = 225,534,763.70
  5. Step 5: Solve for x
    x = 225,534,763.70/13,741.02
  6. Step 6: Final answer
    x = 16,413.25

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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.