Home / 33,308.68-45,964.60-18,201.85

Finding the Fourth Proportional to 33,308.68, 45,964.60 and 18,201.85

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Solution

The fourth proportional to 33,308.68, 45,964.60 and 18,201.85 is: 25,117.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,308.68 : 45,964.60 = 18,201.85 : x
  2. Step 2: Convert to fraction form
    33,308.68/45,964.60 = 18,201.85/x
  3. Step 3: Cross multiply
    33,308.68x = 45,964.60 × 18,201.85
  4. Step 4: Simplify right side
    33,308.68x = 836,640,754.51
  5. Step 5: Solve for x
    x = 836,640,754.51/33,308.68
  6. Step 6: Final answer
    x = 25,117.80

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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.