Home / 12,670.35-19,006.64-3,310.29

Finding the Fourth Proportional to 12,670.35, 19,006.64 and 3,310.29

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Solution

The fourth proportional to 12,670.35, 19,006.64 and 3,310.29 is: 4,965.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,670.35 : 19,006.64 = 3,310.29 : x
  2. Step 2: Convert to fraction form
    12,670.35/19,006.64 = 3,310.29/x
  3. Step 3: Cross multiply
    12,670.35x = 19,006.64 × 3,310.29
  4. Step 4: Simplify right side
    12,670.35x = 62,917,486.19
  5. Step 5: Solve for x
    x = 62,917,486.19/12,670.35
  6. Step 6: Final answer
    x = 4,965.73

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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.