Home / 12,239.00-18,358.46-3,473.92

Finding the Fourth Proportional to 12,239.00, 18,358.46 and 3,473.92

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Solution

The fourth proportional to 12,239.00, 18,358.46 and 3,473.92 is: 5,210.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,239.00 : 18,358.46 = 3,473.92 : x
  2. Step 2: Convert to fraction form
    12,239.00/18,358.46 = 3,473.92/x
  3. Step 3: Cross multiply
    12,239.00x = 18,358.46 × 3,473.92
  4. Step 4: Simplify right side
    12,239.00x = 63,775,712.20
  5. Step 5: Solve for x
    x = 63,775,712.20/12,239.00
  6. Step 6: Final answer
    x = 5,210.86

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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.