Home / 33,308.12-45,943.44-21,352.52

Finding the Fourth Proportional to 33,308.12, 45,943.44 and 21,352.52

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Solution

The fourth proportional to 33,308.12, 45,943.44 and 21,352.52 is: 29,452.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,308.12 : 45,943.44 = 21,352.52 : x
  2. Step 2: Convert to fraction form
    33,308.12/45,943.44 = 21,352.52/x
  3. Step 3: Cross multiply
    33,308.12x = 45,943.44 × 21,352.52
  4. Step 4: Simplify right side
    33,308.12x = 981,008,221.47
  5. Step 5: Solve for x
    x = 981,008,221.47/33,308.12
  6. Step 6: Final answer
    x = 29,452.52

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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.