Home / 29,608.85-40,859.72-16,179.81

Finding the Fourth Proportional to 29,608.85, 40,859.72 and 16,179.81

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Solution

The fourth proportional to 29,608.85, 40,859.72 and 16,179.81 is: 22,327.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,608.85 : 40,859.72 = 16,179.81 : x
  2. Step 2: Convert to fraction form
    29,608.85/40,859.72 = 16,179.81/x
  3. Step 3: Cross multiply
    29,608.85x = 40,859.72 × 16,179.81
  4. Step 4: Simplify right side
    29,608.85x = 661,102,506.25
  5. Step 5: Solve for x
    x = 661,102,506.25/29,608.85
  6. Step 6: Final answer
    x = 22,327.87

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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.