Home / 37,092.12-55,638.66-12,132

Finding the Fourth Proportional to 37,092.12, 55,638.66 and 12,132

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Solution

The fourth proportional to 37,092.12, 55,638.66 and 12,132 is: 18,198.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,092.12 : 55,638.66 = 12,132 : x
  2. Step 2: Convert to fraction form
    37,092.12/55,638.66 = 12,132/x
  3. Step 3: Cross multiply
    37,092.12x = 55,638.66 × 12,132
  4. Step 4: Simplify right side
    37,092.12x = 675,008,223.12
  5. Step 5: Solve for x
    x = 675,008,223.12/37,092.12
  6. Step 6: Final answer
    x = 18,198.16

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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.