Home / 33,325.35-45,989.08-18,218.19

Finding the Fourth Proportional to 33,325.35, 45,989.08 and 18,218.19

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Solution

The fourth proportional to 33,325.35, 45,989.08 and 18,218.19 is: 25,141.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,325.35 : 45,989.08 = 18,218.19 : x
  2. Step 2: Convert to fraction form
    33,325.35/45,989.08 = 18,218.19/x
  3. Step 3: Cross multiply
    33,325.35x = 45,989.08 × 18,218.19
  4. Step 4: Simplify right side
    33,325.35x = 837,837,797.37
  5. Step 5: Solve for x
    x = 837,837,797.37/33,325.35
  6. Step 6: Final answer
    x = 25,141.16

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Double scale
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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.