Home / 11,826.42-17,739.54-4,900.92

Finding the Fourth Proportional to 11,826.42, 17,739.54 and 4,900.92

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Solution

The fourth proportional to 11,826.42, 17,739.54 and 4,900.92 is: 7,351.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826.42 : 17,739.54 = 4,900.92 : x
  2. Step 2: Convert to fraction form
    11,826.42/17,739.54 = 4,900.92/x
  3. Step 3: Cross multiply
    11,826.42x = 17,739.54 × 4,900.92
  4. Step 4: Simplify right side
    11,826.42x = 86,940,066.38
  5. Step 5: Solve for x
    x = 86,940,066.38/11,826.42
  6. Step 6: Final answer
    x = 7,351.34

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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.