Home / 14,414.24-19,892.74-8,042.88

Finding the Fourth Proportional to 14,414.24, 19,892.74 and 8,042.88

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Solution

The fourth proportional to 14,414.24, 19,892.74 and 8,042.88 is: 11,099.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,414.24 : 19,892.74 = 8,042.88 : x
  2. Step 2: Convert to fraction form
    14,414.24/19,892.74 = 8,042.88/x
  3. Step 3: Cross multiply
    14,414.24x = 19,892.74 × 8,042.88
  4. Step 4: Simplify right side
    14,414.24x = 159,994,920.69
  5. Step 5: Solve for x
    x = 159,994,920.69/14,414.24
  6. Step 6: Final answer
    x = 11,099.78

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1.5x scale

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.