Home / 37,110.60-55,665.90-9,408.60

Finding the Fourth Proportional to 37,110.60, 55,665.90 and 9,408.60

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Solution

The fourth proportional to 37,110.60, 55,665.90 and 9,408.60 is: 14,112.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,110.60 : 55,665.90 = 9,408.60 : x
  2. Step 2: Convert to fraction form
    37,110.60/55,665.90 = 9,408.60/x
  3. Step 3: Cross multiply
    37,110.60x = 55,665.90 × 9,408.60
  4. Step 4: Simplify right side
    37,110.60x = 523,738,186.74
  5. Step 5: Solve for x
    x = 523,738,186.74/37,110.60
  6. Step 6: Final answer
    x = 14,112.90

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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.