Home / 12,850.98-17,714.30-11,819.92

Finding the Fourth Proportional to 12,850.98, 17,714.30 and 11,819.92

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Solution

The fourth proportional to 12,850.98, 17,714.30 and 11,819.92 is: 16,293.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,850.98 : 17,714.30 = 11,819.92 : x
  2. Step 2: Convert to fraction form
    12,850.98/17,714.30 = 11,819.92/x
  3. Step 3: Cross multiply
    12,850.98x = 17,714.30 × 11,819.92
  4. Step 4: Simplify right side
    12,850.98x = 209,381,505.47
  5. Step 5: Solve for x
    x = 209,381,505.47/12,850.98
  6. Step 6: Final answer
    x = 16,293.04

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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.