Home / 17,326.35-25,989.29-4,178.61

Finding the Fourth Proportional to 17,326.35, 25,989.29 and 4,178.61

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Solution

The fourth proportional to 17,326.35, 25,989.29 and 4,178.61 is: 6,267.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,326.35 : 25,989.29 = 4,178.61 : x
  2. Step 2: Convert to fraction form
    17,326.35/25,989.29 = 4,178.61/x
  3. Step 3: Cross multiply
    17,326.35x = 25,989.29 × 4,178.61
  4. Step 4: Simplify right side
    17,326.35x = 108,599,086.19
  5. Step 5: Solve for x
    x = 108,599,086.19/17,326.35
  6. Step 6: Final answer
    x = 6,267.86

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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.