Home / 12,373.75-18,556.98-3,606.58

Finding the Fourth Proportional to 12,373.75, 18,556.98 and 3,606.58

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Solution

The fourth proportional to 12,373.75, 18,556.98 and 3,606.58 is: 5,408.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,373.75 : 18,556.98 = 3,606.58 : x
  2. Step 2: Convert to fraction form
    12,373.75/18,556.98 = 3,606.58/x
  3. Step 3: Cross multiply
    12,373.75x = 18,556.98 × 3,606.58
  4. Step 4: Simplify right side
    12,373.75x = 66,927,232.93
  5. Step 5: Solve for x
    x = 66,927,232.93/12,373.75
  6. Step 6: Final answer
    x = 5,408.81

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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.