Home / 29,559.82-40,799.56-16,991.86

Finding the Fourth Proportional to 29,559.82, 40,799.56 and 16,991.86

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Solution

The fourth proportional to 29,559.82, 40,799.56 and 16,991.86 is: 23,452.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,559.82 : 40,799.56 = 16,991.86 : x
  2. Step 2: Convert to fraction form
    29,559.82/40,799.56 = 16,991.86/x
  3. Step 3: Cross multiply
    29,559.82x = 40,799.56 × 16,991.86
  4. Step 4: Simplify right side
    29,559.82x = 693,260,411.58
  5. Step 5: Solve for x
    x = 693,260,411.58/29,559.82
  6. Step 6: Final answer
    x = 23,452.80

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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.