Home / 33,305.64-45,961.77-18,401.64

Finding the Fourth Proportional to 33,305.64, 45,961.77 and 18,401.64

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Solution

The fourth proportional to 33,305.64, 45,961.77 and 18,401.64 is: 25,394.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,305.64 : 45,961.77 = 18,401.64 : x
  2. Step 2: Convert to fraction form
    33,305.64/45,961.77 = 18,401.64/x
  3. Step 3: Cross multiply
    33,305.64x = 45,961.77 × 18,401.64
  4. Step 4: Simplify right side
    33,305.64x = 845,771,945.30
  5. Step 5: Solve for x
    x = 845,771,945.30/33,305.64
  6. Step 6: Final answer
    x = 25,394.26

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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.