Home / 14,169.36-21,252.78-4,310.85

Finding the Fourth Proportional to 14,169.36, 21,252.78 and 4,310.85

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Solution

The fourth proportional to 14,169.36, 21,252.78 and 4,310.85 is: 6,465.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,169.36 : 21,252.78 = 4,310.85 : x
  2. Step 2: Convert to fraction form
    14,169.36/21,252.78 = 4,310.85/x
  3. Step 3: Cross multiply
    14,169.36x = 21,252.78 × 4,310.85
  4. Step 4: Simplify right side
    14,169.36x = 91,617,546.66
  5. Step 5: Solve for x
    x = 91,617,546.66/14,169.36
  6. Step 6: Final answer
    x = 6,465.89

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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.