Home / 13,544.15-20,318.13-4,184.96

Finding the Fourth Proportional to 13,544.15, 20,318.13 and 4,184.96

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Solution

The fourth proportional to 13,544.15, 20,318.13 and 4,184.96 is: 6,278.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,544.15 : 20,318.13 = 4,184.96 : x
  2. Step 2: Convert to fraction form
    13,544.15/20,318.13 = 4,184.96/x
  3. Step 3: Cross multiply
    13,544.15x = 20,318.13 × 4,184.96
  4. Step 4: Simplify right side
    13,544.15x = 85,030,459.73
  5. Step 5: Solve for x
    x = 85,030,459.73/13,544.15
  6. Step 6: Final answer
    x = 6,278.02

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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.