Home / 36,443.62-54,679.20-14,272.84

Finding the Fourth Proportional to 36,443.62, 54,679.20 and 14,272.84

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Solution

The fourth proportional to 36,443.62, 54,679.20 and 14,272.84 is: 21,414.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,443.62 : 54,679.20 = 14,272.84 : x
  2. Step 2: Convert to fraction form
    36,443.62/54,679.20 = 14,272.84/x
  3. Step 3: Cross multiply
    36,443.62x = 54,679.20 × 14,272.84
  4. Step 4: Simplify right side
    36,443.62x = 780,427,472.93
  5. Step 5: Solve for x
    x = 780,427,472.93/36,443.62
  6. Step 6: Final answer
    x = 21,414.65

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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.