Home / 12,961.82-19,444.66-5,566.32

Finding the Fourth Proportional to 12,961.82, 19,444.66 and 5,566.32

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Solution

The fourth proportional to 12,961.82, 19,444.66 and 5,566.32 is: 8,350.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,961.82 : 19,444.66 = 5,566.32 : x
  2. Step 2: Convert to fraction form
    12,961.82/19,444.66 = 5,566.32/x
  3. Step 3: Cross multiply
    12,961.82x = 19,444.66 × 5,566.32
  4. Step 4: Simplify right side
    12,961.82x = 108,235,185.94
  5. Step 5: Solve for x
    x = 108,235,185.94/12,961.82
  6. Step 6: Final answer
    x = 8,350.31

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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.