Home / 49,128.12-67,798.62-27,910.98

Finding the Fourth Proportional to 49,128.12, 67,798.62 and 27,910.98

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Solution

The fourth proportional to 49,128.12, 67,798.62 and 27,910.98 is: 38,518.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,128.12 : 67,798.62 = 27,910.98 : x
  2. Step 2: Convert to fraction form
    49,128.12/67,798.62 = 27,910.98/x
  3. Step 3: Cross multiply
    49,128.12x = 67,798.62 × 27,910.98
  4. Step 4: Simplify right side
    49,128.12x = 1,892,325,926.85
  5. Step 5: Solve for x
    x = 1,892,325,926.85/49,128.12
  6. Step 6: Final answer
    x = 38,518.18

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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.