Home / 15,340.36-23,027.62-7,942.83

Finding the Fourth Proportional to 15,340.36, 23,027.62 and 7,942.83

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Solution

The fourth proportional to 15,340.36, 23,027.62 and 7,942.83 is: 11,923.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,340.36 : 23,027.62 = 7,942.83 : x
  2. Step 2: Convert to fraction form
    15,340.36/23,027.62 = 7,942.83/x
  3. Step 3: Cross multiply
    15,340.36x = 23,027.62 × 7,942.83
  4. Step 4: Simplify right side
    15,340.36x = 182,904,451.11
  5. Step 5: Solve for x
    x = 182,904,451.11/15,340.36
  6. Step 6: Final answer
    x = 11,923.09

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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.