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Finding the Fourth Proportional to 36,233.60, 54,285.60 and 31,049.60

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Solution

The fourth proportional to 36,233.60, 54,285.60 and 31,049.60 is: 46,518.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,233.60 : 54,285.60 = 31,049.60 : x
  2. Step 2: Convert to fraction form
    36,233.60/54,285.60 = 31,049.60/x
  3. Step 3: Cross multiply
    36,233.60x = 54,285.60 × 31,049.60
  4. Step 4: Simplify right side
    36,233.60x = 1,685,546,165.76
  5. Step 5: Solve for x
    x = 1,685,546,165.76/36,233.60
  6. Step 6: Final answer
    x = 46,518.87

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1.5x scale

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.