Home / 29,104.08-43,622-13,488.96

Finding the Fourth Proportional to 29,104.08, 43,622 and 13,488.96

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Solution

The fourth proportional to 29,104.08, 43,622 and 13,488.96 is: 20,217.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,104.08 : 43,622 = 13,488.96 : x
  2. Step 2: Convert to fraction form
    29,104.08/43,622 = 13,488.96/x
  3. Step 3: Cross multiply
    29,104.08x = 43,622 × 13,488.96
  4. Step 4: Simplify right side
    29,104.08x = 588,415,413.12
  5. Step 5: Solve for x
    x = 588,415,413.12/29,104.08
  6. Step 6: Final answer
    x = 20,217.63

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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.