Home / 14,187.42-21,284.19-4,326.44

Finding the Fourth Proportional to 14,187.42, 21,284.19 and 4,326.44

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Solution

The fourth proportional to 14,187.42, 21,284.19 and 4,326.44 is: 6,490.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,187.42 : 21,284.19 = 4,326.44 : x
  2. Step 2: Convert to fraction form
    14,187.42/21,284.19 = 4,326.44/x
  3. Step 3: Cross multiply
    14,187.42x = 21,284.19 × 4,326.44
  4. Step 4: Simplify right side
    14,187.42x = 92,084,664.56
  5. Step 5: Solve for x
    x = 92,084,664.56/14,187.42
  6. Step 6: Final answer
    x = 6,490.59

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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.