Home / 33,478.23-50,140.80-21,755.91

Finding the Fourth Proportional to 33,478.23, 50,140.80 and 21,755.91

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Solution

The fourth proportional to 33,478.23, 50,140.80 and 21,755.91 is: 32,584.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,478.23 : 50,140.80 = 21,755.91 : x
  2. Step 2: Convert to fraction form
    33,478.23/50,140.80 = 21,755.91/x
  3. Step 3: Cross multiply
    33,478.23x = 50,140.80 × 21,755.91
  4. Step 4: Simplify right side
    33,478.23x = 1,090,858,732.13
  5. Step 5: Solve for x
    x = 1,090,858,732.13/33,478.23
  6. Step 6: Final answer
    x = 32,584.12

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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.