Home / 28,861.92-43,194.42-17,776.26

Finding the Fourth Proportional to 28,861.92, 43,194.42 and 17,776.26

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Solution

The fourth proportional to 28,861.92, 43,194.42 and 17,776.26 is: 26,603.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,861.92 : 43,194.42 = 17,776.26 : x
  2. Step 2: Convert to fraction form
    28,861.92/43,194.42 = 17,776.26/x
  3. Step 3: Cross multiply
    28,861.92x = 43,194.42 × 17,776.26
  4. Step 4: Simplify right side
    28,861.92x = 767,835,240.47
  5. Step 5: Solve for x
    x = 767,835,240.47/28,861.92
  6. Step 6: Final answer
    x = 26,603.75

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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.