Home / 29,614.60-40,868.80-16,185.86

Finding the Fourth Proportional to 29,614.60, 40,868.80 and 16,185.86

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Solution

The fourth proportional to 29,614.60, 40,868.80 and 16,185.86 is: 22,336.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,614.60 : 40,868.80 = 16,185.86 : x
  2. Step 2: Convert to fraction form
    29,614.60/40,868.80 = 16,185.86/x
  3. Step 3: Cross multiply
    29,614.60x = 40,868.80 × 16,185.86
  4. Step 4: Simplify right side
    29,614.60x = 661,496,480.83
  5. Step 5: Solve for x
    x = 661,496,480.83/29,614.60
  6. Step 6: Final answer
    x = 22,336.84

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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.