Home / 33,940.78-50,901.24-11,748.40

Finding the Fourth Proportional to 33,940.78, 50,901.24 and 11,748.40

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Solution

The fourth proportional to 33,940.78, 50,901.24 and 11,748.40 is: 17,619.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,940.78 : 50,901.24 = 11,748.40 : x
  2. Step 2: Convert to fraction form
    33,940.78/50,901.24 = 11,748.40/x
  3. Step 3: Cross multiply
    33,940.78x = 50,901.24 × 11,748.40
  4. Step 4: Simplify right side
    33,940.78x = 598,008,128.02
  5. Step 5: Solve for x
    x = 598,008,128.02/33,940.78
  6. Step 6: Final answer
    x = 17,619.16

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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.