Home / 36,400.92-54,601.68-11,440.38

Finding the Fourth Proportional to 36,400.92, 54,601.68 and 11,440.38

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Solution

The fourth proportional to 36,400.92, 54,601.68 and 11,440.38 is: 17,160.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,400.92 : 54,601.68 = 11,440.38 : x
  2. Step 2: Convert to fraction form
    36,400.92/54,601.68 = 11,440.38/x
  3. Step 3: Cross multiply
    36,400.92x = 54,601.68 × 11,440.38
  4. Step 4: Simplify right side
    36,400.92x = 624,663,967.84
  5. Step 5: Solve for x
    x = 624,663,967.84/36,400.92
  6. Step 6: Final answer
    x = 17,160.66

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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.