Home / 16,879.82-23,294.77-9,805.88

Finding the Fourth Proportional to 16,879.82, 23,294.77 and 9,805.88

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Solution

The fourth proportional to 16,879.82, 23,294.77 and 9,805.88 is: 13,532.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,879.82 : 23,294.77 = 9,805.88 : x
  2. Step 2: Convert to fraction form
    16,879.82/23,294.77 = 9,805.88/x
  3. Step 3: Cross multiply
    16,879.82x = 23,294.77 × 9,805.88
  4. Step 4: Simplify right side
    16,879.82x = 228,425,752.97
  5. Step 5: Solve for x
    x = 228,425,752.97/16,879.82
  6. Step 6: Final answer
    x = 13,532.48

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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.