Home / 33,154.26-45,758.43-21,217.02

Finding the Fourth Proportional to 33,154.26, 45,758.43 and 21,217.02

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Solution

The fourth proportional to 33,154.26, 45,758.43 and 21,217.02 is: 29,283.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,154.26 : 45,758.43 = 21,217.02 : x
  2. Step 2: Convert to fraction form
    33,154.26/45,758.43 = 21,217.02/x
  3. Step 3: Cross multiply
    33,154.26x = 45,758.43 × 21,217.02
  4. Step 4: Simplify right side
    33,154.26x = 970,857,524.48
  5. Step 5: Solve for x
    x = 970,857,524.48/33,154.26
  6. Step 6: Final answer
    x = 29,283.04

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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.