Home / 18,252.88-27,379.53-5,772.61

Finding the Fourth Proportional to 18,252.88, 27,379.53 and 5,772.61

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Solution

The fourth proportional to 18,252.88, 27,379.53 and 5,772.61 is: 8,658.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,252.88 : 27,379.53 = 5,772.61 : x
  2. Step 2: Convert to fraction form
    18,252.88/27,379.53 = 5,772.61/x
  3. Step 3: Cross multiply
    18,252.88x = 27,379.53 × 5,772.61
  4. Step 4: Simplify right side
    18,252.88x = 158,051,348.67
  5. Step 5: Solve for x
    x = 158,051,348.67/18,252.88
  6. Step 6: Final answer
    x = 8,658.98

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1.5x scale

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.