Home / 37,078.09-55,626.14-12,119.29

Finding the Fourth Proportional to 37,078.09, 55,626.14 and 12,119.29

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Solution

The fourth proportional to 37,078.09, 55,626.14 and 12,119.29 is: 18,181.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,078.09 : 55,626.14 = 12,119.29 : x
  2. Step 2: Convert to fraction form
    37,078.09/55,626.14 = 12,119.29/x
  3. Step 3: Cross multiply
    37,078.09x = 55,626.14 × 12,119.29
  4. Step 4: Simplify right side
    37,078.09x = 674,149,261.64
  5. Step 5: Solve for x
    x = 674,149,261.64/37,078.09
  6. Step 6: Final answer
    x = 18,181.88

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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.