Home / 33,297.84-45,949.23-18,961.20

Finding the Fourth Proportional to 33,297.84, 45,949.23 and 18,961.20

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Solution

The fourth proportional to 33,297.84, 45,949.23 and 18,961.20 is: 26,165.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,297.84 : 45,949.23 = 18,961.20 : x
  2. Step 2: Convert to fraction form
    33,297.84/45,949.23 = 18,961.20/x
  3. Step 3: Cross multiply
    33,297.84x = 45,949.23 × 18,961.20
  4. Step 4: Simplify right side
    33,297.84x = 871,252,539.88
  5. Step 5: Solve for x
    x = 871,252,539.88/33,297.84
  6. Step 6: Final answer
    x = 26,165.44

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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.