Home / 29,620.67-40,876.43-16,191.92

Finding the Fourth Proportional to 29,620.67, 40,876.43 and 16,191.92

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Solution

The fourth proportional to 29,620.67, 40,876.43 and 16,191.92 is: 22,344.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,620.67 : 40,876.43 = 16,191.92 : x
  2. Step 2: Convert to fraction form
    29,620.67/40,876.43 = 16,191.92/x
  3. Step 3: Cross multiply
    29,620.67x = 40,876.43 × 16,191.92
  4. Step 4: Simplify right side
    29,620.67x = 661,867,905.68
  5. Step 5: Solve for x
    x = 661,867,905.68/29,620.67
  6. Step 6: Final answer
    x = 22,344.80

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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.