Home / 12,770.97-19,156.66-4,005.96

Finding the Fourth Proportional to 12,770.97, 19,156.66 and 4,005.96

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Solution

The fourth proportional to 12,770.97, 19,156.66 and 4,005.96 is: 6,009.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,770.97 : 19,156.66 = 4,005.96 : x
  2. Step 2: Convert to fraction form
    12,770.97/19,156.66 = 4,005.96/x
  3. Step 3: Cross multiply
    12,770.97x = 19,156.66 × 4,005.96
  4. Step 4: Simplify right side
    12,770.97x = 76,740,813.69
  5. Step 5: Solve for x
    x = 76,740,813.69/12,770.97
  6. Step 6: Final answer
    x = 6,009.00

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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.