Home / 36,115.92-49,845.42-21,966.03

Finding the Fourth Proportional to 36,115.92, 49,845.42 and 21,966.03

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Solution

The fourth proportional to 36,115.92, 49,845.42 and 21,966.03 is: 30,316.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,115.92 : 49,845.42 = 21,966.03 : x
  2. Step 2: Convert to fraction form
    36,115.92/49,845.42 = 21,966.03/x
  3. Step 3: Cross multiply
    36,115.92x = 49,845.42 × 21,966.03
  4. Step 4: Simplify right side
    36,115.92x = 1,094,905,991.08
  5. Step 5: Solve for x
    x = 1,094,905,991.08/36,115.92
  6. Step 6: Final answer
    x = 30,316.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.