Home / 29,091.27-43,653.36-12,449.82

Finding the Fourth Proportional to 29,091.27, 43,653.36 and 12,449.82

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Solution

The fourth proportional to 29,091.27, 43,653.36 and 12,449.82 is: 18,681.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,091.27 : 43,653.36 = 12,449.82 : x
  2. Step 2: Convert to fraction form
    29,091.27/43,653.36 = 12,449.82/x
  3. Step 3: Cross multiply
    29,091.27x = 43,653.36 × 12,449.82
  4. Step 4: Simplify right side
    29,091.27x = 543,476,474.40
  5. Step 5: Solve for x
    x = 543,476,474.40/29,091.27
  6. Step 6: Final answer
    x = 18,681.77

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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.