Home / 13,455.66-20,183.28-6,054.90

Finding the Fourth Proportional to 13,455.66, 20,183.28 and 6,054.90

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Solution

The fourth proportional to 13,455.66, 20,183.28 and 6,054.90 is: 9,082.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,455.66 : 20,183.28 = 6,054.90 : x
  2. Step 2: Convert to fraction form
    13,455.66/20,183.28 = 6,054.90/x
  3. Step 3: Cross multiply
    13,455.66x = 20,183.28 × 6,054.90
  4. Step 4: Simplify right side
    13,455.66x = 122,207,742.07
  5. Step 5: Solve for x
    x = 122,207,742.07/13,455.66
  6. Step 6: Final answer
    x = 9,082.26

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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.