Home / 12,795.98-19,195.99-4,475.79

Finding the Fourth Proportional to 12,795.98, 19,195.99 and 4,475.79

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Solution

The fourth proportional to 12,795.98, 19,195.99 and 4,475.79 is: 6,714.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,795.98 : 19,195.99 = 4,475.79 : x
  2. Step 2: Convert to fraction form
    12,795.98/19,195.99 = 4,475.79/x
  3. Step 3: Cross multiply
    12,795.98x = 19,195.99 × 4,475.79
  4. Step 4: Simplify right side
    12,795.98x = 85,917,208.89
  5. Step 5: Solve for x
    x = 85,917,208.89/12,795.98
  6. Step 6: Final answer
    x = 6,714.39

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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.