Home / 36,109.92-54,166.32-12,732.96

Finding the Fourth Proportional to 36,109.92, 54,166.32 and 12,732.96

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Solution

The fourth proportional to 36,109.92, 54,166.32 and 12,732.96 is: 19,099.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,109.92 : 54,166.32 = 12,732.96 : x
  2. Step 2: Convert to fraction form
    36,109.92/54,166.32 = 12,732.96/x
  3. Step 3: Cross multiply
    36,109.92x = 54,166.32 × 12,732.96
  4. Step 4: Simplify right side
    36,109.92x = 689,697,585.91
  5. Step 5: Solve for x
    x = 689,697,585.91/36,109.92
  6. Step 6: Final answer
    x = 19,099.95

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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.