Home / 35,879.85-53,821.62-10,917.99

Finding the Fourth Proportional to 35,879.85, 53,821.62 and 10,917.99

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Solution

The fourth proportional to 35,879.85, 53,821.62 and 10,917.99 is: 16,377.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,879.85 : 53,821.62 = 10,917.99 : x
  2. Step 2: Convert to fraction form
    35,879.85/53,821.62 = 10,917.99/x
  3. Step 3: Cross multiply
    35,879.85x = 53,821.62 × 10,917.99
  4. Step 4: Simplify right side
    35,879.85x = 587,623,908.94
  5. Step 5: Solve for x
    x = 587,623,908.94/35,879.85
  6. Step 6: Final answer
    x = 16,377.55

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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.