Home / 33,150.75-45,748.04-18,246.75

Finding the Fourth Proportional to 33,150.75, 45,748.04 and 18,246.75

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Solution

The fourth proportional to 33,150.75, 45,748.04 and 18,246.75 is: 25,180.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,150.75 : 45,748.04 = 18,246.75 : x
  2. Step 2: Convert to fraction form
    33,150.75/45,748.04 = 18,246.75/x
  3. Step 3: Cross multiply
    33,150.75x = 45,748.04 × 18,246.75
  4. Step 4: Simplify right side
    33,150.75x = 834,753,048.87
  5. Step 5: Solve for x
    x = 834,753,048.87/33,150.75
  6. Step 6: Final answer
    x = 25,180.52

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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.