Home / 33,030.56-45,579.84-18,691.94

Finding the Fourth Proportional to 33,030.56, 45,579.84 and 18,691.94

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Solution

The fourth proportional to 33,030.56, 45,579.84 and 18,691.94 is: 25,793.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,030.56 : 45,579.84 = 18,691.94 : x
  2. Step 2: Convert to fraction form
    33,030.56/45,579.84 = 18,691.94/x
  3. Step 3: Cross multiply
    33,030.56x = 45,579.84 × 18,691.94
  4. Step 4: Simplify right side
    33,030.56x = 851,975,634.49
  5. Step 5: Solve for x
    x = 851,975,634.49/33,030.56
  6. Step 6: Final answer
    x = 25,793.56

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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.