Home / 12,994.35-19,460.58-8,299.82

Finding the Fourth Proportional to 12,994.35, 19,460.58 and 8,299.82

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Solution

The fourth proportional to 12,994.35, 19,460.58 and 8,299.82 is: 12,429.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,994.35 : 19,460.58 = 8,299.82 : x
  2. Step 2: Convert to fraction form
    12,994.35/19,460.58 = 8,299.82/x
  3. Step 3: Cross multiply
    12,994.35x = 19,460.58 × 8,299.82
  4. Step 4: Simplify right side
    12,994.35x = 161,519,213.79
  5. Step 5: Solve for x
    x = 161,519,213.79/12,994.35
  6. Step 6: Final answer
    x = 12,429.96

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1.5x scale

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.