Home / 14,348.60-21,524.16-3,960.36

Finding the Fourth Proportional to 14,348.60, 21,524.16 and 3,960.36

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Solution

The fourth proportional to 14,348.60, 21,524.16 and 3,960.36 is: 5,940.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,348.60 : 21,524.16 = 3,960.36 : x
  2. Step 2: Convert to fraction form
    14,348.60/21,524.16 = 3,960.36/x
  3. Step 3: Cross multiply
    14,348.60x = 21,524.16 × 3,960.36
  4. Step 4: Simplify right side
    14,348.60x = 85,243,422.30
  5. Step 5: Solve for x
    x = 85,243,422.30/14,348.60
  6. Step 6: Final answer
    x = 5,940.89

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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.