Home / 29,650.64-44,480.82-12,115.76

Finding the Fourth Proportional to 29,650.64, 44,480.82 and 12,115.76

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Solution

The fourth proportional to 29,650.64, 44,480.82 and 12,115.76 is: 18,175.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,650.64 : 44,480.82 = 12,115.76 : x
  2. Step 2: Convert to fraction form
    29,650.64/44,480.82 = 12,115.76/x
  3. Step 3: Cross multiply
    29,650.64x = 44,480.82 × 12,115.76
  4. Step 4: Simplify right side
    29,650.64x = 538,918,939.72
  5. Step 5: Solve for x
    x = 538,918,939.72/29,650.64
  6. Step 6: Final answer
    x = 18,175.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.