Home / 33,213.24-45,836.55-20,298.06

Finding the Fourth Proportional to 33,213.24, 45,836.55 and 20,298.06

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Solution

The fourth proportional to 33,213.24, 45,836.55 and 20,298.06 is: 28,012.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,213.24 : 45,836.55 = 20,298.06 : x
  2. Step 2: Convert to fraction form
    33,213.24/45,836.55 = 20,298.06/x
  3. Step 3: Cross multiply
    33,213.24x = 45,836.55 × 20,298.06
  4. Step 4: Simplify right side
    33,213.24x = 930,393,042.09
  5. Step 5: Solve for x
    x = 930,393,042.09/33,213.24
  6. Step 6: Final answer
    x = 28,012.72

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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.