Home / 14,402.43-19,872.91-8,027.61

Finding the Fourth Proportional to 14,402.43, 19,872.91 and 8,027.61

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Solution

The fourth proportional to 14,402.43, 19,872.91 and 8,027.61 is: 11,076.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,402.43 : 19,872.91 = 8,027.61 : x
  2. Step 2: Convert to fraction form
    14,402.43/19,872.91 = 8,027.61/x
  3. Step 3: Cross multiply
    14,402.43x = 19,872.91 × 8,027.61
  4. Step 4: Simplify right side
    14,402.43x = 159,531,971.05
  5. Step 5: Solve for x
    x = 159,531,971.05/14,402.43
  6. Step 6: Final answer
    x = 11,076.74

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.