Home / 12,558.06-18,829.62-4,236.03

Finding the Fourth Proportional to 12,558.06, 18,829.62 and 4,236.03

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Solution

The fourth proportional to 12,558.06, 18,829.62 and 4,236.03 is: 6,351.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,558.06 : 18,829.62 = 4,236.03 : x
  2. Step 2: Convert to fraction form
    12,558.06/18,829.62 = 4,236.03/x
  3. Step 3: Cross multiply
    12,558.06x = 18,829.62 × 4,236.03
  4. Step 4: Simplify right side
    12,558.06x = 79,762,835.21
  5. Step 5: Solve for x
    x = 79,762,835.21/12,558.06
  6. Step 6: Final answer
    x = 6,351.53

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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.