Home / 33,331.80-50,000.36-11,145.29

Finding the Fourth Proportional to 33,331.80, 50,000.36 and 11,145.29

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Solution

The fourth proportional to 33,331.80, 50,000.36 and 11,145.29 is: 16,718.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,331.80 : 50,000.36 = 11,145.29 : x
  2. Step 2: Convert to fraction form
    33,331.80/50,000.36 = 11,145.29/x
  3. Step 3: Cross multiply
    33,331.80x = 50,000.36 × 11,145.29
  4. Step 4: Simplify right side
    33,331.80x = 557,268,394.08
  5. Step 5: Solve for x
    x = 557,268,394.08/33,331.80
  6. Step 6: Final answer
    x = 16,718.82

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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.