Home / 37,022.90-55,540.68-12,055.86

Finding the Fourth Proportional to 37,022.90, 55,540.68 and 12,055.86

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Solution

The fourth proportional to 37,022.90, 55,540.68 and 12,055.86 is: 18,085.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,022.90 : 55,540.68 = 12,055.86 : x
  2. Step 2: Convert to fraction form
    37,022.90/55,540.68 = 12,055.86/x
  3. Step 3: Cross multiply
    37,022.90x = 55,540.68 × 12,055.86
  4. Step 4: Simplify right side
    37,022.90x = 669,590,662.38
  5. Step 5: Solve for x
    x = 669,590,662.38/37,022.90
  6. Step 6: Final answer
    x = 18,085.85

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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.