Home / 16,635.88-24,945.45-5,538.61

Finding the Fourth Proportional to 16,635.88, 24,945.45 and 5,538.61

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Solution

The fourth proportional to 16,635.88, 24,945.45 and 5,538.61 is: 8,305.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,635.88 : 24,945.45 = 5,538.61 : x
  2. Step 2: Convert to fraction form
    16,635.88/24,945.45 = 5,538.61/x
  3. Step 3: Cross multiply
    16,635.88x = 24,945.45 × 5,538.61
  4. Step 4: Simplify right side
    16,635.88x = 138,163,118.82
  5. Step 5: Solve for x
    x = 138,163,118.82/16,635.88
  6. Step 6: Final answer
    x = 8,305.13

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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.