Home / 33,010.11-45,549.58-18,671.90

Finding the Fourth Proportional to 33,010.11, 45,549.58 and 18,671.90

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Solution

The fourth proportional to 33,010.11, 45,549.58 and 18,671.90 is: 25,764.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,010.11 : 45,549.58 = 18,671.90 : x
  2. Step 2: Convert to fraction form
    33,010.11/45,549.58 = 18,671.90/x
  3. Step 3: Cross multiply
    33,010.11x = 45,549.58 × 18,671.90
  4. Step 4: Simplify right side
    33,010.11x = 850,497,202.80
  5. Step 5: Solve for x
    x = 850,497,202.80/33,010.11
  6. Step 6: Final answer
    x = 25,764.75

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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.