Home / 45,845.68-68,757.42-33,511

Finding the Fourth Proportional to 45,845.68, 68,757.42 and 33,511

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Solution

The fourth proportional to 45,845.68, 68,757.42 and 33,511 is: 50,258.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,845.68 : 68,757.42 = 33,511 : x
  2. Step 2: Convert to fraction form
    45,845.68/68,757.42 = 33,511/x
  3. Step 3: Cross multiply
    45,845.68x = 68,757.42 × 33,511
  4. Step 4: Simplify right side
    45,845.68x = 2,304,129,901.62
  5. Step 5: Solve for x
    x = 2,304,129,901.62/45,845.68
  6. Step 6: Final answer
    x = 50,258.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.