Home / 33,192.21-45,805.23-18,288.21

Finding the Fourth Proportional to 33,192.21, 45,805.23 and 18,288.21

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Solution

The fourth proportional to 33,192.21, 45,805.23 and 18,288.21 is: 25,237.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,192.21 : 45,805.23 = 18,288.21 : x
  2. Step 2: Convert to fraction form
    33,192.21/45,805.23 = 18,288.21/x
  3. Step 3: Cross multiply
    33,192.21x = 45,805.23 × 18,288.21
  4. Step 4: Simplify right side
    33,192.21x = 837,695,665.34
  5. Step 5: Solve for x
    x = 837,695,665.34/33,192.21
  6. Step 6: Final answer
    x = 25,237.72

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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.