Home / 14,414.23-21,619.54-3,885.09

Finding the Fourth Proportional to 14,414.23, 21,619.54 and 3,885.09

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Solution

The fourth proportional to 14,414.23, 21,619.54 and 3,885.09 is: 5,827.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,414.23 : 21,619.54 = 3,885.09 : x
  2. Step 2: Convert to fraction form
    14,414.23/21,619.54 = 3,885.09/x
  3. Step 3: Cross multiply
    14,414.23x = 21,619.54 × 3,885.09
  4. Step 4: Simplify right side
    14,414.23x = 83,993,858.66
  5. Step 5: Solve for x
    x = 83,993,858.66/14,414.23
  6. Step 6: Final answer
    x = 5,827.15

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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.