Home / 29,446.75-40,636.92-16,871.50

Finding the Fourth Proportional to 29,446.75, 40,636.92 and 16,871.50

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Solution

The fourth proportional to 29,446.75, 40,636.92 and 16,871.50 is: 23,282.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,446.75 : 40,636.92 = 16,871.50 : x
  2. Step 2: Convert to fraction form
    29,446.75/40,636.92 = 16,871.50/x
  3. Step 3: Cross multiply
    29,446.75x = 40,636.92 × 16,871.50
  4. Step 4: Simplify right side
    29,446.75x = 685,605,795.78
  5. Step 5: Solve for x
    x = 685,605,795.78/29,446.75
  6. Step 6: Final answer
    x = 23,282.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.