Home / 14,042.64-21,063.96-4,181.88

Finding the Fourth Proportional to 14,042.64, 21,063.96 and 4,181.88

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Solution

The fourth proportional to 14,042.64, 21,063.96 and 4,181.88 is: 6,272.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042.64 : 21,063.96 = 4,181.88 : x
  2. Step 2: Convert to fraction form
    14,042.64/21,063.96 = 4,181.88/x
  3. Step 3: Cross multiply
    14,042.64x = 21,063.96 × 4,181.88
  4. Step 4: Simplify right side
    14,042.64x = 88,086,953.04
  5. Step 5: Solve for x
    x = 88,086,953.04/14,042.64
  6. Step 6: Final answer
    x = 6,272.82

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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.