Home / 33,299.40-45,953.46-18,192.09

Finding the Fourth Proportional to 33,299.40, 45,953.46 and 18,192.09

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Solution

The fourth proportional to 33,299.40, 45,953.46 and 18,192.09 is: 25,105.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,299.40 : 45,953.46 = 18,192.09 : x
  2. Step 2: Convert to fraction form
    33,299.40/45,953.46 = 18,192.09/x
  3. Step 3: Cross multiply
    33,299.40x = 45,953.46 × 18,192.09
  4. Step 4: Simplify right side
    33,299.40x = 835,989,480.13
  5. Step 5: Solve for x
    x = 835,989,480.13/33,299.40
  6. Step 6: Final answer
    x = 25,105.24

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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.