Home / 27,764.69-41,641.00-8,790.80

Finding the Fourth Proportional to 27,764.69, 41,641.00 and 8,790.80

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Solution

The fourth proportional to 27,764.69, 41,641.00 and 8,790.80 is: 13,184.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,764.69 : 41,641.00 = 8,790.80 : x
  2. Step 2: Convert to fraction form
    27,764.69/41,641.00 = 8,790.80/x
  3. Step 3: Cross multiply
    27,764.69x = 41,641.00 × 8,790.80
  4. Step 4: Simplify right side
    27,764.69x = 366,057,472.62
  5. Step 5: Solve for x
    x = 366,057,472.62/27,764.69
  6. Step 6: Final answer
    x = 13,184.28

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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.