Home / 16,761.43-25,145.37-5,669.90

Finding the Fourth Proportional to 16,761.43, 25,145.37 and 5,669.90

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Solution

The fourth proportional to 16,761.43, 25,145.37 and 5,669.90 is: 8,505.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,761.43 : 25,145.37 = 5,669.90 : x
  2. Step 2: Convert to fraction form
    16,761.43/25,145.37 = 5,669.90/x
  3. Step 3: Cross multiply
    16,761.43x = 25,145.37 × 5,669.90
  4. Step 4: Simplify right side
    16,761.43x = 142,571,701.93
  5. Step 5: Solve for x
    x = 142,571,701.93/16,761.43
  6. Step 6: Final answer
    x = 8,505.94

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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.