Home / 16,116.75-22,243.55-9,832.77

Finding the Fourth Proportional to 16,116.75, 22,243.55 and 9,832.77

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Solution

The fourth proportional to 16,116.75, 22,243.55 and 9,832.77 is: 13,570.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,116.75 : 22,243.55 = 9,832.77 : x
  2. Step 2: Convert to fraction form
    16,116.75/22,243.55 = 9,832.77/x
  3. Step 3: Cross multiply
    16,116.75x = 22,243.55 × 9,832.77
  4. Step 4: Simplify right side
    16,116.75x = 218,715,661.97
  5. Step 5: Solve for x
    x = 218,715,661.97/16,116.75
  6. Step 6: Final answer
    x = 13,570.71

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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.