Home / 33,323.43-45,983.16-18,215.13

Finding the Fourth Proportional to 33,323.43, 45,983.16 and 18,215.13

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Solution

The fourth proportional to 33,323.43, 45,983.16 and 18,215.13 is: 25,135.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,323.43 : 45,983.16 = 18,215.13 : x
  2. Step 2: Convert to fraction form
    33,323.43/45,983.16 = 18,215.13/x
  3. Step 3: Cross multiply
    33,323.43x = 45,983.16 × 18,215.13
  4. Step 4: Simplify right side
    33,323.43x = 837,589,237.21
  5. Step 5: Solve for x
    x = 837,589,237.21/33,323.43
  6. Step 6: Final answer
    x = 25,135.14

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Similar ratio
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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.