Home / 32,138.55-48,213.68-11,081.61

Finding the Fourth Proportional to 32,138.55, 48,213.68 and 11,081.61

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Solution

The fourth proportional to 32,138.55, 48,213.68 and 11,081.61 is: 16,624.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,138.55 : 48,213.68 = 11,081.61 : x
  2. Step 2: Convert to fraction form
    32,138.55/48,213.68 = 11,081.61/x
  3. Step 3: Cross multiply
    32,138.55x = 48,213.68 × 11,081.61
  4. Step 4: Simplify right side
    32,138.55x = 534,285,143.02
  5. Step 5: Solve for x
    x = 534,285,143.02/32,138.55
  6. Step 6: Final answer
    x = 16,624.43

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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.