Home / 27,379.50-37,776.57-16,042.91

Finding the Fourth Proportional to 27,379.50, 37,776.57 and 16,042.91

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Solution

The fourth proportional to 27,379.50, 37,776.57 and 16,042.91 is: 22,135.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,379.50 : 37,776.57 = 16,042.91 : x
  2. Step 2: Convert to fraction form
    27,379.50/37,776.57 = 16,042.91/x
  3. Step 3: Cross multiply
    27,379.50x = 37,776.57 × 16,042.91
  4. Step 4: Simplify right side
    27,379.50x = 606,046,112.62
  5. Step 5: Solve for x
    x = 606,046,112.62/27,379.50
  6. Step 6: Final answer
    x = 22,135.03

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1.5x scale

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.