Home / 31,650.97-43,678.62-17,504.05

Finding the Fourth Proportional to 31,650.97, 43,678.62 and 17,504.05

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Solution

The fourth proportional to 31,650.97, 43,678.62 and 17,504.05 is: 24,155.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,650.97 : 43,678.62 = 17,504.05 : x
  2. Step 2: Convert to fraction form
    31,650.97/43,678.62 = 17,504.05/x
  3. Step 3: Cross multiply
    31,650.97x = 43,678.62 × 17,504.05
  4. Step 4: Simplify right side
    31,650.97x = 764,552,748.41
  5. Step 5: Solve for x
    x = 764,552,748.41/31,650.97
  6. Step 6: Final answer
    x = 24,155.74

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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.