Home / 12,544.41-18,816.03-5,147.04

Finding the Fourth Proportional to 12,544.41, 18,816.03 and 5,147.04

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Solution

The fourth proportional to 12,544.41, 18,816.03 and 5,147.04 is: 7,720.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544.41 : 18,816.03 = 5,147.04 : x
  2. Step 2: Convert to fraction form
    12,544.41/18,816.03 = 5,147.04/x
  3. Step 3: Cross multiply
    12,544.41x = 18,816.03 × 5,147.04
  4. Step 4: Simplify right side
    12,544.41x = 96,846,859.05
  5. Step 5: Solve for x
    x = 96,846,859.05/12,544.41
  6. Step 6: Final answer
    x = 7,720.32

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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.