Home / 33,192.30-45,805.38-18,288.30

Finding the Fourth Proportional to 33,192.30, 45,805.38 and 18,288.30

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Solution

The fourth proportional to 33,192.30, 45,805.38 and 18,288.30 is: 25,237.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,192.30 : 45,805.38 = 18,288.30 : x
  2. Step 2: Convert to fraction form
    33,192.30/45,805.38 = 18,288.30/x
  3. Step 3: Cross multiply
    33,192.30x = 45,805.38 × 18,288.30
  4. Step 4: Simplify right side
    33,192.30x = 837,702,531.05
  5. Step 5: Solve for x
    x = 837,702,531.05/33,192.30
  6. Step 6: Final answer
    x = 25,237.86

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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.