Home / 16,832.73-23,231.25-10,121.88

Finding the Fourth Proportional to 16,832.73, 23,231.25 and 10,121.88

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Solution

The fourth proportional to 16,832.73, 23,231.25 and 10,121.88 is: 13,969.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,832.73 : 23,231.25 = 10,121.88 : x
  2. Step 2: Convert to fraction form
    16,832.73/23,231.25 = 10,121.88/x
  3. Step 3: Cross multiply
    16,832.73x = 23,231.25 × 10,121.88
  4. Step 4: Simplify right side
    16,832.73x = 235,143,924.75
  5. Step 5: Solve for x
    x = 235,143,924.75/16,832.73
  6. Step 6: Final answer
    x = 13,969.45

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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.