Home / 29,578.64-40,818.29-16,149.87

Finding the Fourth Proportional to 29,578.64, 40,818.29 and 16,149.87

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Solution

The fourth proportional to 29,578.64, 40,818.29 and 16,149.87 is: 22,286.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,578.64 : 40,818.29 = 16,149.87 : x
  2. Step 2: Convert to fraction form
    29,578.64/40,818.29 = 16,149.87/x
  3. Step 3: Cross multiply
    29,578.64x = 40,818.29 × 16,149.87
  4. Step 4: Simplify right side
    29,578.64x = 659,209,996.37
  5. Step 5: Solve for x
    x = 659,209,996.37/29,578.64
  6. Step 6: Final answer
    x = 22,286.69

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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.