Home / 13,399.06-20,098.66-5,499.53

Finding the Fourth Proportional to 13,399.06, 20,098.66 and 5,499.53

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Solution

The fourth proportional to 13,399.06, 20,098.66 and 5,499.53 is: 8,249.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,399.06 : 20,098.66 = 5,499.53 : x
  2. Step 2: Convert to fraction form
    13,399.06/20,098.66 = 5,499.53/x
  3. Step 3: Cross multiply
    13,399.06x = 20,098.66 × 5,499.53
  4. Step 4: Simplify right side
    13,399.06x = 110,533,220.13
  5. Step 5: Solve for x
    x = 110,533,220.13/13,399.06
  6. Step 6: Final answer
    x = 8,249.33

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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.