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Finding the Fourth Proportional to 33,015, 45,560.48 and 17,907.68

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Solution

The fourth proportional to 33,015, 45,560.48 and 17,907.68 is: 24,712.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,015 : 45,560.48 = 17,907.68 : x
  2. Step 2: Convert to fraction form
    33,015/45,560.48 = 17,907.68/x
  3. Step 3: Cross multiply
    33,015x = 45,560.48 × 17,907.68
  4. Step 4: Simplify right side
    33,015x = 815,882,496.49
  5. Step 5: Solve for x
    x = 815,882,496.49/33,015
  6. Step 6: Final answer
    x = 24,712.48

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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.