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Finding the Fourth Proportional to 33,640.99, 50,443.95 and 15,866.88

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Solution

The fourth proportional to 33,640.99, 50,443.95 and 15,866.88 is: 23,792.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,640.99 : 50,443.95 = 15,866.88 : x
  2. Step 2: Convert to fraction form
    33,640.99/50,443.95 = 15,866.88/x
  3. Step 3: Cross multiply
    33,640.99x = 50,443.95 × 15,866.88
  4. Step 4: Simplify right side
    33,640.99x = 800,388,101.38
  5. Step 5: Solve for x
    x = 800,388,101.38/33,640.99
  6. Step 6: Final answer
    x = 23,792.05

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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.