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Finding the Fourth Proportional to 36,336.60, 54,525.60 and 14,147.10

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Solution

The fourth proportional to 36,336.60, 54,525.60 and 14,147.10 is: 21,228.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,336.60 : 54,525.60 = 14,147.10 : x
  2. Step 2: Convert to fraction form
    36,336.60/54,525.60 = 14,147.10/x
  3. Step 3: Cross multiply
    36,336.60x = 54,525.60 × 14,147.10
  4. Step 4: Simplify right side
    36,336.60x = 771,379,115.76
  5. Step 5: Solve for x
    x = 771,379,115.76/36,336.60
  6. Step 6: Final answer
    x = 21,228.71

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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.