Home / 12,373.68-18,558.54-3,606.54

Finding the Fourth Proportional to 12,373.68, 18,558.54 and 3,606.54

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Solution

The fourth proportional to 12,373.68, 18,558.54 and 3,606.54 is: 5,409.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,373.68 : 18,558.54 = 3,606.54 : x
  2. Step 2: Convert to fraction form
    12,373.68/18,558.54 = 3,606.54/x
  3. Step 3: Cross multiply
    12,373.68x = 18,558.54 × 3,606.54
  4. Step 4: Simplify right side
    12,373.68x = 66,932,116.85
  5. Step 5: Solve for x
    x = 66,932,116.85/12,373.68
  6. Step 6: Final answer
    x = 5,409.23

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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.