Home / 11,410.83-17,121.72-9,932.79

Finding the Fourth Proportional to 11,410.83, 17,121.72 and 9,932.79

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Solution

The fourth proportional to 11,410.83, 17,121.72 and 9,932.79 is: 14,903.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,410.83 : 17,121.72 = 9,932.79 : x
  2. Step 2: Convert to fraction form
    11,410.83/17,121.72 = 9,932.79/x
  3. Step 3: Cross multiply
    11,410.83x = 17,121.72 × 9,932.79
  4. Step 4: Simplify right side
    11,410.83x = 170,066,449.20
  5. Step 5: Solve for x
    x = 170,066,449.20/11,410.83
  6. Step 6: Final answer
    x = 14,903.95

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1.5x scale

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.